CYLINDER HEAD FAILED WITHOUT WARNING, CAR HAD LESS THAN 75K. CAR WAS SERVICED ON A REGULAR BASIS. VW REFUSED TO PAY FOR COST LOSING A THIRTY YEAR LOYAL CUSTOMER. THEY OFFERED TO APPLY $2200 TO THE REPAIR OF THE CAR OR APPLY IT TOWARD ANOTHER NEW VW ON THE DEALER LOT, WHAT A INSULT. I WILL NEVER RECOMMEND THEIR PRODUCT. *TR
2002 Volkswagen Passat
Owner reports · Recalls · Investigations
More warning signs than most Passat years
Owner complaints for the 2002 Volkswagen Passat are substantially higher than the model-year median of 110.
About this comparison →How this year compares
Owner complaints by model year
Compare all Passat years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
456 reports with mileage · 180 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Electrical System. Review the 220 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 135 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Fuel System, Gasoline. Review the 55 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Engine And Engine Cooling complaints
135 reportsWAS DRIVING ON THE INTERSTATE WHEN THE CAR STARTED SPUTTERING. THEN I SAW SMOKE COMING UP FROM THE HOOD. PULLED THE CAR OVER, OPENED THE HOOD AND SAW FLAMES. GRABBED MY KID OUT OF THE CAR AND WATCHED THE CAR BECOME ENGULFED IN FIRE. CAR WAS IN EXCELLENT CONDITION WITH ALL MAINTENANCE UP TO DATE. *TR
TL*THE CONTACT OWNS A 2002 VOLKSWAGEN PASSAT. WHILE DRIVING APPROXIMATELY 45 MPH, THE VEHICLE BEGAN SHAKING VIOLENTLY AND SHUT DOWN IN THE MIDDLE OF AN INTERSECTION. THE VEHICLE THEN SKIDDED INTO AN INTERSECTION AND ALMOST STRUCK A CHILD. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY STATED THAT THE IGNITION COIL HOUSING BURNE…
Read full complaint
TL*THE CONTACT OWNS A 2002 VOLKSWAGEN PASSAT. WHILE DRIVING APPROXIMATELY 45 MPH, THE VEHICLE BEGAN SHAKING VIOLENTLY AND SHUT DOWN IN THE MIDDLE OF AN INTERSECTION. THE VEHICLE THEN SKIDDED INTO AN INTERSECTION AND ALMOST STRUCK A CHILD. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY STATED THAT THE IGNITION COIL HOUSING BURNED. THE DEALER WOULD NOT REPAIR THE VEHICLE OR ALLOW HIM TO PAY $785 WITH A CREDIT CARD TO REPAIR THE IGNITION COIL. THE TURBO COIL ALSO FAILED; HOWEVER, THE DEALER DOES NOT AGREE WITH THIS DIAGNOSIS. THE MANUFACTURER WAS UNABLE TO ASSIST. THE CONTACT ALSO SMELLED ELECTRICAL WIRING BURNING. HE STATED THAT OIL BREAKS DOWN PREMATURELY, WHICH CAUSED THE ENGINE TO SEIZE AND THE VEHICLE TO OVERHEAT. THE MANUFACTURER STATED IN WRITING THAT THEY SEE NO REASON WHY THEY SHOULD OFFER ANY ASSISTANCE, AND THAT THERE WAS A PREVIOUS RECALL ON A CASE BY CASE BASIS RELATED TO OTHER ENGINE FAILURES. THE FEDERAL TRADE COMMISSION COMPLAINT NUMBER WAS 13323205. THE CURRENT MILEAGE WAS 101,222 AND FAILURE MILEAGE WAS 86,000.
LAST SATURDAY (FEB.9, 2008) AROUND 11:00AM, WHILE I WAS PICKING UP MY TWO DAUGHTERS FROM BALLET SCHOOL (BOSTON BALLET, 19 CLARENDON STREET, BOSTON), THE CHECK ENGINE LAMP STARTED TO BLINK AND I COULD FEEL MY CAR (2002 PASSAT WAGON, ALL WHEEL DRIVE) WAS A LITTLE BIT SHAKING. AS THE CAR MANUAL SAYS, I DROVE IN LOW POWER TO THE CLO…
Read full complaint
LAST SATURDAY (FEB.9, 2008) AROUND 11:00AM, WHILE I WAS PICKING UP MY TWO DAUGHTERS FROM BALLET SCHOOL (BOSTON BALLET, 19 CLARENDON STREET, BOSTON), THE CHECK ENGINE LAMP STARTED TO BLINK AND I COULD FEEL MY CAR (2002 PASSAT WAGON, ALL WHEEL DRIVE) WAS A LITTLE BIT SHAKING. AS THE CAR MANUAL SAYS, I DROVE IN LOW POWER TO THE CLOSEST VOLKSWAGEN DEALERSHIP (BOSTON VOLKSWAGEN, 168 WESTERN AVENUE, ALLSTON). WHILE I WAS DRIVING TO THE DEALERSHIP, I SAW SOME SMOKE COMING OUT FROM THE FRONT HOOD (RIGHT FRONT SIDE). WE (MY DAUGHTERS, MY WIFE, AND MYSELF) GOT THE DEALERSHIP AROUND 11:30AM. A SALES CONSULTANT (MICHAEL PETERSANTE) AND ANOTHER PERSON THERE SAW MY CAR, AND SAID THAT MY CAR POSSIBLY WOULD CATCH ON FIRE. WE EVACUATED FROM THE CAR, THEY MOVED ALL THE CARS AROUND MY CAR TO THE OTHER PLACE. THE DEALER CALLED FOR A FIRE DEPARTMENT. BEFORE THE FIRE DEPARTMENT CAME IN, WHILE I WAS LOOKING AT MY CAR FROM THE INSIDE OF THE DEALERSHIP BUILDING, I COULD SEE THE FLAME COMING OUT ABOVE THE RIGHT FRONT WHEEL IN THE CAR (SOMEWHERE THE ENGINE IS LOCATED) AND SMOKE FILLING UP INSIDE OF MY CAR. THE FIRE DEPARTMENT (BOSTON FIRE-ENGINE 41, LADDER 14, UNIT D11) CAME AND PUT OUT THE FIRE. A POLICE OFFICER (BOSTON POLICE DISTRICT 14, 301 WASHINGTON STREET, BRIGHTON) CAME AFTER THE FIRE WAS EXTINGUISHED (ARRIVED AT 11:53AM), AND CHECKED OUT THE SCENE AND HAD MY CAR, WHOSE FRONT PART (ENGINE COMPARTMENT) WAS ALL BROKEN AND CRUSHED WHILE THE WIRE WAS PUT OUT, BE TOWED. IT WAS HARD TO BELIEVE THAT A 5-6 YEARS OLD CAR CAUGHT ON FIRE WHILE I WAS DRIVING AND IN JUST 30 MINUTES REACHED TO SUCH SITUATION. FORTUNATELY, WE WERE CLOSE TO THE DEALERSHIP AND WERE ABLE TO GET THERE BEFORE THE WORST THING HAPPENS. AND AGAIN, VERY FORTUNATELY, MY FAMILY WAS ABLE TO GET AWAY TO THE SAFE PLACE BEFORE THE WORST THING HAPPENS. BUT IF IT HAPPENED 10 MINUTES EARLIER OR IF IT TOOK 10 MINUTES LONGER THAN ACTUALLY IT DID TO GET THERE, THINGS THAT I DON'T EVER WANT TO IMAGINE COULD HAPPEN TO MY FAMILY. *TR
OIL SLUDGE -- NEED NEW ENGINE. *TR
MECHANICAL DEFECT IN THE 2002 VW PASSAT THAT CAUSES SLUDGE BUILD UP IN THE ENGINE ON AUGUST 8, 2006 WHICH IN TURN CAUSED THE ENGINE TO BREAKDOWN ON SEPT. 29, 2006 AND OTHER ASSOCIATED MECHANICAL PROBLEMS LIKE STALLING APPROXIMATELY JUNE 2007 AND FAILURE OF FRONT WHEEL SUSPENSION ON FEBRUARY 3, 2008 UPON EXITING THE HIGHWAY. *TR
ENGINE FAILS DUE TO OIL SLUDGE PROBLEM. *TR
I PAY $1500 FOR USED 2002 PASSAT VW TWO YEARS AGO NOW DEALER WANTS TO CHARGE ME $ 6700 FOR NEW ENGINE. OLD ENGINE WAS DAMAGE DUE TO ENGINE SLUDGE. I SUBMITTED REGULAR OIL CHANGE RECEIPTS AND WAS DENIED WARRANTY. MY PASSAT HAS 84,000 MILE AND ONLY TWO YEARS OF RIDING ENJOYMENT. MY CAR SITTING AT DEALERSHIP FOR ALMOST TWO WEEK…
Read full complaint
I PAY $1500 FOR USED 2002 PASSAT VW TWO YEARS AGO NOW DEALER WANTS TO CHARGE ME $ 6700 FOR NEW ENGINE. OLD ENGINE WAS DAMAGE DUE TO ENGINE SLUDGE. I SUBMITTED REGULAR OIL CHANGE RECEIPTS AND WAS DENIED WARRANTY. MY PASSAT HAS 84,000 MILE AND ONLY TWO YEARS OF RIDING ENJOYMENT. MY CAR SITTING AT DEALERSHIP FOR ALMOST TWO WEEKS. PLEASE HELP CAR NEEDED FOR WORK. *TR
ON SEPTEMBER 6TH OF THIS YEAR, A MESSAGE APPEARED ON THE DASHBOARD DISPLAY LOW OIL PRESSURE, STOP MOTOR. I IMMEDIATELY CALLED THE DEALERSHIP IN POMPTON PLAINS, NJ (THE CLOSEST DEALERSHIP TO MY HOUSE) TO ARRANGE SERVICING, SINCE THE CAR WAS NOT TO BE DRIVEN. THE VOLKSWAGEN REPRESENTATIVE WITH WHOM I SPOKE ON THE PHONE INSTRUCTE…
Read full complaint
ON SEPTEMBER 6TH OF THIS YEAR, A MESSAGE APPEARED ON THE DASHBOARD DISPLAY LOW OIL PRESSURE, STOP MOTOR. I IMMEDIATELY CALLED THE DEALERSHIP IN POMPTON PLAINS, NJ (THE CLOSEST DEALERSHIP TO MY HOUSE) TO ARRANGE SERVICING, SINCE THE CAR WAS NOT TO BE DRIVEN. THE VOLKSWAGEN REPRESENTATIVE WITH WHOM I SPOKE ON THE PHONE INSTRUCTED ME TO BRING MY CAR TO THE DEALERSHIP. WHEN I FINALLY BROUGHT THE CAR IN, SERVICE MANAGER JOE INFORMED ME THAT WHAT I EXPERIENCED WAS LIKELY ENGINE TROUBLE REQUIRING OF MULTIPLE PART REPLACEMENT AND CALLED OIL SLUDGE. I WAS TOLD THAT IT WOULD COST $2,800 FOR REPAIRS BECAUSE THE WARRANTY ON MY FIVE-YEAR-OLD/56,000-MILE CAR RAN OUT. I CALLED CUSTOMER CARE AT 1-800-822-8987 AND SPOKE WITH REPRESENTATIVE NAMED FRODET AND HER SUPERVISOR, JAMES CUSTER, BOTH OF WHOM TOLD ME THAT THIS PROBLEM IS NOT UNHEARD OF AND HAS EVEN BEEN TERMED OIL SLUDGE AND IS COVERED UNDER VW'S SPECIAL EXTENDED WARRANTY 8 YEARS/UNLIMITED MILES. FRODET OPENED CASE NO. 70295194 IN MY NAME AND CALLED SERVICE MANAGER. I RECEIVED A CALL NEXT DAY. I WAS TOLD THAT IN ORDER TO FIX THIS PROBLEM UNDER VW?S SPECIAL EXTENDED WARRANTY, I NEEDED TO PROVIDE ALL ELEVEN RECEIPTS FOR OIL CHANGES THAT TOOK PLACE WITHIN THE ENTIRE FIVE-YEAR PERIOD OF OWNERSHIP. AFTER SCOURING MY FILES, I FOUND THAT I HAVE A TOTAL OF 20 RECEIPTS PERTAINING TO SERVICE AND MAINTENANCE OF THE VEHICLE, SEVENTEEN OF WHICH WERE NOT FROM THE CREST MONT DEALERSHIP. I FAXED THESE SEVENTEEN RECEIPTS TO THE ATTENTION OF SERVICE MANAGER JOE. THE VERY NEXT DAY SEPTEMBER 18TH, JOE CALLED ME AGAIN TO LET ME KNOW ME THAT A FIELD FACTORY REPRESENTATIVE REVIEWED THESE RECEIPTS AND REFUSED TO ADMIT SIXTEEN OF THEM. THESE RECEIPTS WERE FROM MY PERSONAL MECHANIC TO WHOM I HAD ENTRUSTED THE CARE AND SERVICE OF EVERY CAR I HAD. BUT, BECAUSE MY MECHANIC FAILED TO SPECIFY MY CAR'S VIN, LICENSE PLATE NUMBER, AND OIL FILTER PART NUMBERS IN THE RECEIPTS, I WAS OUT OF LUCK. *TR
TL*THE CONTACT OWNS A 2002 VOLKSWAGEN PASSAT. WHILE DRIVING 70 MPH, THE VEHICLE BEGAN TO OVERHEAT AND SMOKE. THE CONTACT PULLED OFF THE ROAD, WAITED UNTIL THE VEHICLE COOLED DOWN, AND DROVE TO THE NEAREST DEALER. THE MECHANIC STATED THAT THE PRIMARY FAN HAD BURNED OUT. HE ALSO STATED THAT IT WAS A VERY COMMON FAILURE WITH HI…
Read full complaint
TL*THE CONTACT OWNS A 2002 VOLKSWAGEN PASSAT. WHILE DRIVING 70 MPH, THE VEHICLE BEGAN TO OVERHEAT AND SMOKE. THE CONTACT PULLED OFF THE ROAD, WAITED UNTIL THE VEHICLE COOLED DOWN, AND DROVE TO THE NEAREST DEALER. THE MECHANIC STATED THAT THE PRIMARY FAN HAD BURNED OUT. HE ALSO STATED THAT IT WAS A VERY COMMON FAILURE WITH HIS MODEL OF VEHICLE. THE CURRENT AND FAILURE MILEAGES WERE 58,300. UPDATED 02-01-08 *BF UPDATED 02/01/08 *TR
Official recalls
308V156000 · Fuel System, Gasoline:delivery
Apr 7, 2008
VOLKSWAGEN IS RECALLING 412,000 MY 1999-2005 PASSAT (5TH GENERATION) VEHICLES EQUIPPED WITH AUTOMATIC TRANSMISSIONS AND PRODUCED AFTER JUNE 14, 1999. THESE VEHICLES MAY HAVE AN UNDERBODY HEAT SHIELD THAT CAN BECOME DAMAGED. IN ADDITION, AFFECTED VEHICLES WITH AUTOMATIC OR MANUAL TRANSMISSIONS MAY HAVE A FUEL LINE (1.8T ENGINES ONLY) OR FUEL TANK VENTILATION VALVE (4MOTION/ALL WHEEL DRIVE ONLY) THAT CAN LEAK DUE TO FRACTURE.
Consequence & remedy
Consequence: A HEAT SHIELD THAT MAY CONTACT THE EXHAUST SYSTEM CAN RESULT IN A VEHICLE FIRE. IN ADDITION, A FUEL LEAK FROM A FUEL LINE OR FUEL TANK VENTILATION VALVE, IN THE PRESENCE OF AN IGNITION SOURCE, CAN LEAD TO A VEHICLE FIRE.
Remedy: DEALERS WILL INSTALL ADDITIONAL UNDERBODY HEAT SHIELDS ON VEHICLES WITH AUTOMATIC TRANSMISSIONS TO COVER THE POSSIBLY DAMAGED AREAS AND FLASH ALL 1.8T ENGINES WITH A PRECAUTIONARY SOFTWARE UPDATE. DEALERS WILL ALSO INSPECT AND ADJUST THE FUEL LINE ROUTING ON 1.8T VEHICLES AND THE FUEL TANK VENTILATION VALVE ON 4MOTION/ALL WHEEL DRIVE VEHICLES, AND REPLACE COMPONENTS IF NECESSARY FREE OF CHARGE. THE RECALL BEGAN ON JUNE 13, 2008. OWNERS MAY CONTACT VOLKSWAGEN AT 1-800-822-8987.
03V154000 · Tires
Apr 22, 2003
CERTAIN SEDANS AND STATION WAGONS EQUIPPED WITH 4.0L W8 ENGINES FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THE AFFECTED VEHICLES ARE EQUIPPED WITH TIRES OF THE MAXIMUM LOAD RATING INDEX 93H; HOWEVER, THEY SHOULD HAVE BEEN EQUIPPED WITH TIRES WITH THE LOAD RATING INDEX 97H.
Consequence & remedy
Consequence: THESE VEHICLES SHOULD HAVE BEEN EQUIPPED WITH TIRES HAVING THE LOAD RATING INDEX 97H.
Remedy: DEALERS WILL REPLACE ALL FOUR TIRES WITH THE PROPER SIZE TIRES. OWNER NOTIFICATION BEGAN SEPTEMBER 19, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT VW AT 1-800-822-8987.
02V026000 · Fuel System, Gasoline:storage:tank Assembly:filler Pipe And Cap
Jan 25, 2002
ON SOME PASSENGER VEHICLES, THE FUEL TANK FILLER NECK CAN SUFFER ABRASION DAMAGE IF THE REAR TIRE GOES FLAT AND THE VEHICLE IS DRIVEN UNTIL THE TIRE DISINTEGRATES.
Consequence & remedy
Consequence: FUEL LEAKAGE CAN OCCUR INCREASING THE RISK OF A FIRE.
Remedy: DEALERS WILL FIT PASSAT VEHICLES WITH A NEW WHEEL HOUSE LINER THAT WILL BETTER PROTECT THE CAR'S FILLER NECK. JETTA VEHICLES WILL BE FITTED WITH A DIFFERENT METAL SHIELD DESIGNED TO ENHANCE ABRASION PROTECTION IN THE EVENT OF TIRE DISINTEGRATION. OWNER NOTIFICATION BEGAN JUNE 13, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT VOLKSWAGEN AT 1-800-822-8987.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
9EA11002 · Engine Compartment Fire
Opened Jan 26, 2011 · Closed Feb 17, 2012
Status: closed (inferred from source dates) · Electrical System; Engine And Engine Cooling
In July 2010, the Agency opened PE10-027 to investigate allegations of coil on plug (COP) ignition coil fires in MY2002-2003 VW Passat vehicles.The investigation was upgraded in January 2011 to include all MY2001-2007 4-cylinder VW Passat, gasoline, turbo-charged vehicles.Based on the analysis of VW's response, and including ODI's consumer complaints, ODI has since identified 135 unique engine fire reports attributable to the COP coils.After further review of the details as contained in each report, ODI determined that 43 of the 135 fire reports were actual fire/flame incidents, 83 fire reports were thermal events (smoke, spark, heat or wire melt), and another 9 fire reports were undetermined in severity due to the lack of information.These COP coil fires were characterized as initiated from within the COP coil circuit located at the top of the engine block and below the plastic engine cover.The fires observed were contained in the engine compartment and did not reach into the passenger compartment in contrast to those caused by an overheated catalytic converter examined in ODI?s investigation in 2007 and 2008.There were no reports of crashes or personal injury in this examination.A safety-related defect has not been identified at this time and further use of agency resources does not appear to be warranted.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.The agency will monitor this issue and reserves the right to take further action if warranted by the circumstancesSee the Closing Report for additional details.
Additional source detail variants (2)
Electrical System
In July 2010, the Agency opened PE10-027 to investigate allegations of coil on plug (COP) ignition coil fires in MY2002-2003 VW Passat vehicles.The investigation was upgraded in January 2011 to include all MY2001-2007 4-cylinder VW Passat, gasoline, turbo-charged vehicles.Based on the analysis of VW's response, and including ODI's consumer complaints, ODI has since identified 135 unique engine fire reports attributable to the COP coils.After further review of the details as contained in each report, ODI determined that 43 of the 135 fire reports were actual fire/flame incidents, 83 fire reports were thermal events (smoke, spark, heat or wire melt), and another 9 fire reports were undetermined in severity due to the lack of information.These COP coil fires were characterized as initiated from within the COP coil circuit located at the top of the engine block and below the plastic engine cover.The fires observed were contained in the engine compartment and did not reach into the passenger compartment in contrast to those caused by an overheated catalytic converter examined in ODI?s investigation in 2007 and 2008.There were no reports of crashes or personal injury in this examination.A safety-related defect has not been identified at this time and further use of agency resources does not appear to be warranted.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.The agency will monitor this issue and reserves the right to take further action if warranted by the circumstancesSee the Closing Report for additional details.
Engine And Engine Cooling
In July 2010, the Agency opened PE10-027 to investigate allegations of coil on plug (COP) ignition coil fires in MY2002-2003 VW Passat vehicles.The investigation was upgraded in January 2011 to include all MY2001-2007 4-cylinder VW Passat, gasoline, turbo-charged vehicles.Based on the analysis of VW's response, and including ODI's consumer complaints, ODI has since identified 135 unique engine fire reports attributable to the COP coils.After further review of the details as contained in each report, ODI determined that 43 of the 135 fire reports were actual fire/flame incidents, 83 fire reports were thermal events (smoke, spark, heat or wire melt), and another 9 fire reports were undetermined in severity due to the lack of information.These COP coil fires were characterized as initiated from within the COP coil circuit located at the top of the engine block and below the plastic engine cover.The fires observed were contained in the engine compartment and did not reach into the passenger compartment in contrast to those caused by an overheated catalytic converter examined in ODI?s investigation in 2007 and 2008.There were no reports of crashes or personal injury in this examination.A safety-related defect has not been identified at this time and further use of agency resources does not appear to be warranted.Accordingly, this investigation is closed.The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.The agency will monitor this issue and reserves the right to take further action if warranted by the circumstancesSee the Closing Report for additional details.
PE10027 · Engine Compartment Fire
Opened Jul 26, 2010 · Closed Feb 7, 2011
Status: closed (inferred from source dates) · Electrical System; Engine And Engine Cooling
ODI has received 11 complaints alleging that a fire started in the engine compartment of the vehicle that may be related to ignition coil failure, and 9 complaints of ignition coil failure that did not result in a fire.Reports state that the vehicle hesitated or lost power, and the check engine or dashboard lights illuminated.The vehicles were repaired by replacing the faulty ignition coil(s). Some of the complaints indicated that the ignition coils were replaced more than once.The scope of PE10-027 focused on Model Years (MY)2002-2003 Passat vehicles.Volkswagen provided data regarding their analysis of the vehicle fires and faulty ignition coils for these vehicles as well as other MY Passat vehicles.ODI needs to further investigate this issue.To facilitate the acquisition and analysis of additional information, this investigation has been upgraded to an Engineering Analysis, EA11-002.
Additional source detail variants (2)
Electrical System
ODI has received 11 complaints alleging that a fire started in the engine compartment of the vehicle that may be related to ignition coil failure, and 9 complaints of ignition coil failure that did not result in a fire.Reports state that the vehicle hesitated or lost power, and the check engine or dashboard lights illuminated.The vehicles were repaired by replacing the faulty ignition coil(s). Some of the complaints indicated that the ignition coils were replaced more than once.The scope of PE10-027 focused on Model Years (MY)2002-2003 Passat vehicles.Volkswagen provided data regarding their analysis of the vehicle fires and faulty ignition coils for these vehicles as well as other MY Passat vehicles.ODI needs to further investigate this issue.To facilitate the acquisition and analysis of additional information, this investigation has been upgraded to an Engineering Analysis, EA11-002.
Engine And Engine Cooling
ODI has received 11 complaints alleging that a fire started in the engine compartment of the vehicle that may be related to ignition coil failure, and 9 complaints of ignition coil failure that did not result in a fire.Reports state that the vehicle hesitated or lost power, and the check engine or dashboard lights illuminated.The vehicles were repaired by replacing the faulty ignition coil(s). Some of the complaints indicated that the ignition coils were replaced more than once.The scope of PE10-027 focused on Model Years (MY)2002-2003 Passat vehicles.Volkswagen provided data regarding their analysis of the vehicle fires and faulty ignition coils for these vehicles as well as other MY Passat vehicles.ODI needs to further investigate this issue.To facilitate the acquisition and analysis of additional information, this investigation has been upgraded to an Engineering Analysis, EA11-002.
PE08008 · Fuel Tank Leak
Opened Jan 31, 2008 · Closed May 30, 2008
Status: closed (inferred from source dates) · Fuel System, Gasoline:storage:tank Assembly; Fuel System, Other:storage:tank Assembly:pressure Relief Devices
VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.
Additional source detail variants (4)
Fuel System, Gasoline:storage:tank Assembly
VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.
Fuel System, Gasoline:storage:tank Assembly
VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.
Fuel System, Other:storage:tank Assembly:pressure Relief Devices
VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.
Fuel System, Other:storage:tank Assembly:pressure Relief Devices
VOLKSWAGEN (VW) IS RECALLING CERTAIN VW PASSAT 4MOTION AND AUDI A6 QUATTRO AND ALLROAD QUATTRO ALL-WHEEL DRIVE PASSENGER CARS.VW VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM NOVEMBER 22, 2000 THROUGH MAY 31, 2005 AND AUDI VEHICLES SUBJECT TO RECALL WERE MANUFACTURED FROM JUNE 2, 2001 TO JUNE 1, 2005.THE NHTSA RECALL NUMBER FOR THE VW VEHICLES IS 08V-156 (VW ALSO IS CORRECTING DEFECTS RELATED TO HEAT SHIELD AND FUEL LINE HAZARDS FOR THESE VEHICLES AND FOR 1999-2000 PASSATS IN THIS RECALL ACTION.)THE NHTSA RECALL NUMBER FOR THE AUDI VEHICLES IS 08V-157.SINCE 2006, ODI HAS RECEIVED 17 COMPLAINTS OF FUEL LEAKING FROM THE SUBJECT VEHICLES' FUEL TANKS.THE 400 COMPLAINTS SHOWN ABOVE MAY INCLUDE DUPLICATE REPORTS TO ODI AND THE MANUFACTURER. WHILE THE CONSEQUENCE (FUEL LEAKS FROM THE TOP OF THE TANK) IS SIMILAR FOR BOTH THE PASSAT AND AUDI SUBJECT VEHICLES, DIFFERENCES IN DESIGN AND CONSTRUCTION REQUIRE A DIFFERENT REMEDY FOR EACH VEHICLE.ON THE PASSATS, THE VENTILATION LINE COULD HAVE BEEN INSTALLED IMPROPERLY WITH TENSION AND WITH AN INCORRECTLY POSITIONED CABLE TIE.THE TENSION COULD CAUSE CRACKED OR BROKEN NIPPLES ON THE FUEL TANK ROLLOVER VALVE.ON THE AUDI VEHICLES, A MATERIAL CHANGE (EFFECTIVE JUNE 2, 2001) WITH DIFFERENT AGING CHARACTERISTICS USED FOR THE ROLLOVER VALVE AND THE USE OF AN INFLEXIBLE ALUMINUM VENTILATION LINE COULD CAUSE CRACKING OF THE NIPPLE ON THE ROLLOVER VALVE.VW IS RECALLING ALL VEHICLES SUBJECT TO THESE DEFECTS.IT WILL INSPECT PASSATS TO ENSURE THAT THE VENT LINE IS TENSION FREE AND CORRECT THE INSTALLATION IF TENSION IS FOUND.IF A CRACK OR FUEL LEAK IS FOUND, VW WILL REPLACE THE FUEL TANK.AUDI WILL REPAIR ALL SUBJECT VEHICLES BY REINFORCING THE FUEL TANK ROLLOVER VALVE WITH AN EPOXY ADHESIVE.THIS INVESTIGATION IS CLOSED.
EA07014 · Passenger Engine Compartment Fires
Opened Sep 28, 2007 · Closed Jul 7, 2008
Status: closed (inferred from source dates) · Electrical System:ignition; Engine And Engine Cooling:exhaust System
THE MANUFACTURER NOTIFIED NHTSA ON 04-APR-08 THAT A SAFETY RECALL ACTION WOULD BE INITIATED TO REMEDY THE ISSUE.IN JUNE 2008, THE MANUFACTURER ISSUED A TECHNICAL SERVICE BULLETIN (CODE 26E5/R5) REGARDING THE SPECIFIC PROCEDURES TO BE EMPLOYED IN THIS CAMPAIGN.VEHICLE OWNER NOTIFICATION LETTERS WERE SENT BEGINNING APPROXIMATELY JUNE 13, 2008.THE CAMPAIGN WAS ASSIGNED NHTSA NO. 08V-156.THIS RECALL AFFECTS ALL MY 1999-2005, 5TH GENERATION GASOLINE-POWERED PASSAT SEDANS AND STATION WAGONS.APPROXIMATELY 412,000 VEHICLES ARE AFFECTED.CORRECTIVE ACTION WILL CONSIST OF INSTALLING ADDITIONAL EXHAUST SYSTEM HEAT SHIELDING TO MITIGATE THE POTENTIAL THERMAL EFFECTS OF ENGINE IGNITION PROBLEMS.BASED ON THIS ACTION, THE SUBJECT EA HAS BEEN CLOSED.
Additional source detail variants (2)
Electrical System:ignition
THE MANUFACTURER NOTIFIED NHTSA ON 04-APR-08 THAT A SAFETY RECALL ACTION WOULD BE INITIATED TO REMEDY THE ISSUE.IN JUNE 2008, THE MANUFACTURER ISSUED A TECHNICAL SERVICE BULLETIN (CODE 26E5/R5) REGARDING THE SPECIFIC PROCEDURES TO BE EMPLOYED IN THIS CAMPAIGN.VEHICLE OWNER NOTIFICATION LETTERS WERE SENT BEGINNING APPROXIMATELY JUNE 13, 2008.THE CAMPAIGN WAS ASSIGNED NHTSA NO. 08V-156.THIS RECALL AFFECTS ALL MY 1999-2005, 5TH GENERATION GASOLINE-POWERED PASSAT SEDANS AND STATION WAGONS.APPROXIMATELY 412,000 VEHICLES ARE AFFECTED.CORRECTIVE ACTION WILL CONSIST OF INSTALLING ADDITIONAL EXHAUST SYSTEM HEAT SHIELDING TO MITIGATE THE POTENTIAL THERMAL EFFECTS OF ENGINE IGNITION PROBLEMS.BASED ON THIS ACTION, THE SUBJECT EA HAS BEEN CLOSED.
Engine And Engine Cooling:exhaust System
THE MANUFACTURER NOTIFIED NHTSA ON 04-APR-08 THAT A SAFETY RECALL ACTION WOULD BE INITIATED TO REMEDY THE ISSUE.IN JUNE 2008, THE MANUFACTURER ISSUED A TECHNICAL SERVICE BULLETIN (CODE 26E5/R5) REGARDING THE SPECIFIC PROCEDURES TO BE EMPLOYED IN THIS CAMPAIGN.VEHICLE OWNER NOTIFICATION LETTERS WERE SENT BEGINNING APPROXIMATELY JUNE 13, 2008.THE CAMPAIGN WAS ASSIGNED NHTSA NO. 08V-156.THIS RECALL AFFECTS ALL MY 1999-2005, 5TH GENERATION GASOLINE-POWERED PASSAT SEDANS AND STATION WAGONS.APPROXIMATELY 412,000 VEHICLES ARE AFFECTED.CORRECTIVE ACTION WILL CONSIST OF INSTALLING ADDITIONAL EXHAUST SYSTEM HEAT SHIELDING TO MITIGATE THE POTENTIAL THERMAL EFFECTS OF ENGINE IGNITION PROBLEMS.BASED ON THIS ACTION, THE SUBJECT EA HAS BEEN CLOSED.
PE07024 · Passenger/engine Compartment Fires
Opened May 10, 2007 · Closed Sep 28, 2007
Status: closed (inferred from source dates) · Electrical System:ignition
MANY OF THE FIRE REPORTS ALLEGE THAT THE VEHICLE FIRE WAS ATTRIBUTED TO IGNITION COIL FAILURE.VW PROVIDED ADDITIONAL DATA REGARDING ITS ANALYSIS OF VEHICLE FIRES AND A DETAILED DESCRIPTION OF THE THREE DIFFERENT ENGINES AND IGNITION SYSTEMS FOR THE SUBJECT VEHICLES.ODIFINDS THE NEED TO FURTHER INVESTIGATE THIS ISSUE.TO FACILITATE ACQUISITION AND ANALYSIS OF ADDITIONAL INFORMATION, THIS INVESTIGATIONHAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-014).
PE07018 · Water/ice In Brake Booster
Opened Apr 3, 2007 · Closed Sep 4, 2007
Status: closed (inferred from source dates) · Service Brakes, Hydraulic:power Assist:vacuum
DURING THIS INVESTIGATION, VOLKSWAGEN OF AMERICA (VW) IDENTIFIED A PROBLEM WITH WATER ACCUMULATION IN THE FRESH AIR PLENUM THAT COULD, IN CERTAIN CIRCUMSTANCES, RESULT IN REDUCED BRAKE POWER ASSIST IN MODEL YEAR (MY) 2002 PASSAT VEHICLES.VW INDICATED THAT PROBLEM IS CAUSED BY LEAVES AND OTHER DEBRIS CLOGGING THE PLENUM DRAINS, WHICH MAY RESULT IN WATER FILLING THE PLENUM TO THE LEVEL OF THE BRAKE BOOSTER AIR INTAKE.THE BOOSTER AIR INTAKE IS LOCATED IN THE FRESH AIR PLENUM IN THE MY 2002 PASSAT VEHICLES, BUT NOT IN THE MY 2001 OR 2003 VEHICLES WHICH DRAW BOOSTER AIR FROM THE CABIN.VW TESTING SHOWED THAT BRAKE ASSIST COULD BE REDUCED IF WATER ENTERS THE BOOSTER AND FREEZES.VW IS ADDRESSING THE PROBLEM WITH A SERVICE CAMPAIGN, WHICH BEGAN IN AUGUST 2007.THE FRESH AIR PLENUM IN THE SUBJECT VEHICLES IS AN ENCLOSED SPACE AT THE BASE OF THE WINDSHIELD FROM WHICH THE VEHICLE VENTILATION SYSTEM DRAWS THE FRESH AIR SUPPLY VIA A POLLEN FILTER.RAIN WATER THAT FLOWS OFF THE WINDSHIELD INTO THE PLENUM IS DRAINED THROUGH TWO VALVES LOCATED BELOW THE BATTERY AND BRAKE BOOSTER.STRAINERS AT THE BASE OF THE WINDSHIELD AND IN THE PANEL COVERING THE TOP OF THE PLENUM BLOCK LEAVES, PINE NEEDLES AND OTHER DEBRIS.OVER TIME, DEBRIS MAY ENTER THE PLENUM THROUGH OPENINGS IN THE PLENUM PANEL OR AROUND THE HOOD HINGES.IF CLOGGED DRAINS ALLOW APPROXIMATELY 3-4 GALLONS OF WATER TO ACCUMULATE IN THE PLENUM, THE WATER MAY ENTER THE BOOSTER THROUGH THE AIR INTAKE.WATER ACCUMULATION IN THE PLENUM MAY ALSO RESULT IN COMPLAINTS OF WET CARPETS IN THE VEHICLE INTERIOR IF THE WATER REACHES THE LEVEL OF THE FRESH AIR INTAKE/POLLEN FILTER. VW STATED THAT ITS TESTING SHOWED THAT BRAKE PERFORMANCE AND ACTUATING FORCE (I.E., PEDAL EFFORT) ARE NOT AFFECTED WHEN THE BOOSTER IS FILLED WITH THE MAXIMUM AMOUNT OF WATER POSSIBLE (UP TO THE HEIGHT OF THE BOOSTER ENGINE VACUUM CONNECTION, THROUGH WHICH WATER DRAWN INTO THE BOOSTER IS EVACUATED).VW'S TESTING SHOWED THAT BRAKE PERFORMANCE AND ACTUATING FORCE COULD BE AFFECTED BY WATER FREEZING IN THE BOOSTER.HOWEVER, WHEN TESTED WITH RELATIVELY LOW VOLUMES OF FROZEN WATER IN THE BOOSTER, VW SHOWED THAT THE EFFECTS WERE SIGNIFICANTLY LESS SEVERE THAN FOR CONDITIONS THAT RESULT IN A COMPLETE LOSS OF VACUUM ASSIST.WHILE VW INDICATED THAT THE EFFECTS WOULD BE MORE SEVERE WITH GREATER VOLUMES OF FROZEN WATER, IT MAINTAINED THAT THE CHANCES OF THIS OCCURRING WERE REMOTE AND WOULD BE READILY DISCERNABLE TO THE DRIVER UPON THE INITIAL BRAKE APPLICATION AFTER VEHICLE START-UP.ODI'S ANALYSIS OF COMPLAINTS AND WARRANTY DATA SHOWED DISPROPORTIONATE CONCENTRATIONS IN WINTER MONTHS AND IN NORTHERN STATES WITH COLDER WINTER CLIMATES. ODI IDENTIFIED THREE MINOR CRASHES RELATED TO THE ALLEGED DEFECT IN MY 2002 PASSAT VEHICLES.TWO OF THE CRASHES OCCURRED INGARAGES/DRIVEWAYS AND THE THIRD OCCURRED IN A DEALER SERVICE GARAGE.THERE WERE NO INJURIES ALLEGED IN THE CRASHES BUT A FOOT INJURY WAS ALLEGED IN A FOURTH INCIDENT WHERE EXCESSIVE BRAKE EFFORT REQUIRED DURING A HARD STOP. VOLKSWAGEN IS CONDUCTING A SERVICE CAMPAIGN TO REMEDY THIS CONDITION IN MY 2002 PASSAT AND AUDI A4 AND A6 VEHICLES.THE REMEDY PROCEDURE REQUIRES VW DEALERS TO INSPECT, CLEAN AND MODIFY THE AIR PLENUM DRAIN, AS WELL AS MODIFY THE SUNROOF DRAIN (IF EQUIPPED) AND INSTALL AN IMPROVED SEAL FOR THE POLLEN FILTER.IN ADDITION, VW HAS AGREED TO PROVIDE THE FOLLOWING INFORMATION TO ODI1. QUARTERLY COMPLETION REPORTS FOR ONE YEAR; AND 2. PROMPTLY REPORTING ALL CRASHES ATTRIBUTED TO THE ALLEGED DEFECT. THIS INVESTIGATION IS CLOSED BASED UPON THE ACTIONS TAKEN BY VW.THE CLOSING OF THIS INVESTIGATION DOES NOT C
DP05004 · Engine Stalling
Opened Aug 11, 2005 · Closed Dec 8, 2005
Status: closed (inferred from source dates) · Electrical System:ignition:module
BY LETTER RECEIVED ON JUNE 24, 2005, MR. RONALD M. STRICKLAND OF RALEIGH, NC, SUBMITTED A PETITION REQUESTING THAT THE AGENCY INVESTIGATE THE PERFORMANCE OF THE IGNITION COIL PLUGS ON MODEL YEAR (MY) 2000-2003 VOLKSWAGEN JETTA, GOLF AND PASSAT SEDANS.THE PETITIONER ALLEGES THAT HE HAD EXPERIENCED MULTIPLE STALLING EVENTS AS A RESULT OF ONE OR MORE IGNITION COIL PLUGS MALFUNCTIONING ON HIS 2002 VW JETTA SEDAN.AS A RESULT OF THE ENGINE STALLING, THE PETITIONER EXPERIENCED A LOSS OF POWER STEERING AND INCREASED BRAKING EFFORTS WHEN HE PULLED THE VEHICLE OVER TO THE SIDE OF THE ROAD TO CONTROL THE VEHICLE.AFTER A FEW MINUTES PARKED ON THE SHOULDER HE WAS ABLE TO RESTART THE VEHICLE ALTHOUGH THE ENGINE OPERATED AT REDUCED POWER.VW ISSUED A CUSTOMER SATISFACTION CAMPAIGN (CSC) ON JANUARY 31, 2003 TO INSTRUCT THEIR DEALERSHIPS TO INSPECT THE VEHICLES FOR ANY MALFUNCTIONING IGNITION COIL PACKS AND TO REPLACE THEM AT NO COST TO THE CONSUMER.CONSUMERS WERE NOTIFIED TO BRING THEIR VEHICLES TO THEIR DEALERSHIPS VIA OWNER LETTERS MAILED OUT ON JUNE 6, 2003.WHILE VW INITIALLY INSTRUCTED THE DEALERSHIPS TO ONLY REPLACE THE MALFUNCTIONING IGNITION COIL PACKS, A REVISED CSC WAS ISSUED TO DEALERSHIPS IN DECEMBER 2003 AND JANUARY 2004, INSTRUCTING DEALERSHIPS TO REPLACE ALL IGNITION COIL PACKS REGARDLESS OF THEIR PERFORMANCE.A REMINDER TO THE DEALERSHIPS WAS SENT BY VW ON APRIL OF 2004.ALTHOUGH THE CONCERNS OF THE PETITIONER COULD THEORETICALLY CREATE A SAFETY PROBLEM, THE RISK IS VERY SMALL, DUE TO THE ENGINE STILL RUNNING ON EITHER 3, 5, OR 7 CYLINDERS.THERE ARE NO REPORTED CRASHES OR INJURIES DUE TO THE ALLEGED DEFECT.ONCE DRIVERS ARE AWARE OF THE PROBLEM (LOSS OF POWER DUE TO ONE OF THE IGNITION COIL PACKS MALFUNCTIONING), DRIVERS ARE ABLE TO TAKE PRECAUTIONARY AND COMPENSATORY MEASURES AND STILL MAINTAIN CONTROL OF THEIR VEHICLES.IN ADDITION, FOUR FIRES WERE REPORTED TO ODI.THESE WERE IGNITION COIL BURNOUTS WITH NO ADDITIONAL DAMAGE TO THE VEHICLE AND WERE LOCALIZED ON TOP OF THE ENGINE. DURING THE LAST 24 MONTHS THE NUMBER OF STALL AND DRIVABILITY COMPLAINTS REPORTED TO ODI HAS GREATLY DIMINISHED FROM A PEAK OF 195 IN JANUARY OF 2003 TO ONLY 3 IN AUGUST OF 2005.THIS COINCIDES WITH THE CSC RELEASED BY VW.A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME AND FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.
EA03020 · Passenger Air Bag Lid Failure
Opened Oct 7, 2003 · Closed Apr 23, 2004
Status: closed (inferred from source dates) · Air Bags; Air Bags:frontal
THIS INVESTIGATION INVOLVES THE VOLKSWAGEN (VW) PASSENGER SUPPLEMENTAL INFLATABLE RESTRAINT (PSIR) LID UTILIZED IN MY 1998-2002 VW PASSAT.THE PSIR LID MAY DETACH FROM THE INSTRUMENT PANEL DURING AIR BAG DEPLOYMENT.THE OFFICE OF DEFECTS INVESTIGATION (ODI) OF THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION (NHTSA) OPENED THE PRELIMINARY EVALUATION ON MAY 23, 2003 TO DETERMINE WHETHER ALLEGED PSIR LID DETACHMENT PRESENTS AN UNREASONABLE SAFETY RISK TO PASSENGERS IN THE VEHICLE.ODI?S INVESTIGATION REVEALS THAT DETACHMENT OF THE PSIR LID DURING AIR BAG DEPLOYMENT MAY OCCUR FOR TWO REASONS: 1) THE SHAPE OF THE PSIR LID, AND THE LENGTH OF THE ATTACHING TETHER, MAY SNAG THE AIR BAG DURING DEPLOYMENT APPLYING ADDITIONAL PRESSURE ON BOLTS THAT FASTEN THE LID TO THE INSTRUMENT PANEL (IP); AND/OR 2) THE ORIGINAL PSIR LID DESIGN (SUBJECT VEHICLES) UTILIZED SIX GRADE 4.8 MM CARBON STEEL TACK WELD BOLTS WHICH MAY NOT BE AS STRONG AS THE NEW DESIGN PSIR LID CONSISTING OF SIX GRADE 8.8 MM CARBON STEEL PRESS BOLTS THAT ARE HEAT TREATED.ODI CONCLUDES THAT DETACHMENT OF THE PSIR LID IS A DEFECT BECAUSE THE LID SHOULD REMAIN ATTACHED TO THE IP AFTER DEPLOYMENT OF THE AIRBAG.HOWEVER, AFTER ANALYZING VW?S RESPONSES, AND TEST DATA COLLECTED BY VW AND FAURECIA, THE PSIR LID SUPPLIER, ODI BELIEVES THAT FURTHER INVESTIGATION WOULD NOT LIKELY IDENTIFY A SAFETY-RELATED DEFECT TREND BECAUSE A DETACHED PSIR LID AND PARTS DO NOT PROJECT TOWARDS A PASSENGER DURING DEPLOYMENT OF THE AIRBAG.THE TEST DATA SHOWS THAT THE AIRBAG PUSHES A DETACHED PSIR LID UPWARDS INTO THE WINDSHIELD DURING DEPLOYMENT, AND AWAY FROM THE PASSENGER COMPARTMENT.IT IS HIGHLY UNLIKELY THAT A PASSENGER WOULD CONTACT THE PSIR LID OR ASSOCIATED PARTS DURING AIR BAG DEPLOYMENT.THEREFORE THIS ENGINEERING ANALYSIS (EA 03-020) IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST. FOR A DETAILED DISCUSSION OF THE PSIR LID AND TESTING, SEE THE ATTACHED REPORT.
Additional source detail variants (2)
Air Bags:frontal
THIS INVESTIGATION INVOLVES THE VOLKSWAGEN (VW) PASSENGER SUPPLEMENTAL INFLATABLE RESTRAINT (PSIR) LID UTILIZED IN MY 1998-2002 VW PASSAT.THE PSIR LID MAY DETACH FROM THE INSTRUMENT PANEL DURING AIR BAG DEPLOYMENT.THE OFFICE OF DEFECTS INVESTIGATION (ODI) OF THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION (NHTSA) OPENED THE PRELIMINARY EVALUATION ON MAY 23, 2003 TO DETERMINE WHETHER ALLEGED PSIR LID DETACHMENT PRESENTS AN UNREASONABLE SAFETY RISK TO PASSENGERS IN THE VEHICLE.ODI?S INVESTIGATION REVEALS THAT DETACHMENT OF THE PSIR LID DURING AIR BAG DEPLOYMENT MAY OCCUR FOR TWO REASONS: 1) THE SHAPE OF THE PSIR LID, AND THE LENGTH OF THE ATTACHING TETHER, MAY SNAG THE AIR BAG DURING DEPLOYMENT APPLYING ADDITIONAL PRESSURE ON BOLTS THAT FASTEN THE LID TO THE INSTRUMENT PANEL (IP); AND/OR 2) THE ORIGINAL PSIR LID DESIGN (SUBJECT VEHICLES) UTILIZED SIX GRADE 4.8 MM CARBON STEEL TACK WELD BOLTS WHICH MAY NOT BE AS STRONG AS THE NEW DESIGN PSIR LID CONSISTING OF SIX GRADE 8.8 MM CARBON STEEL PRESS BOLTS THAT ARE HEAT TREATED.ODI CONCLUDES THAT DETACHMENT OF THE PSIR LID IS A DEFECT BECAUSE THE LID SHOULD REMAIN ATTACHED TO THE IP AFTER DEPLOYMENT OF THE AIRBAG.HOWEVER, AFTER ANALYZING VW?S RESPONSES, AND TEST DATA COLLECTED BY VW AND FAURECIA, THE PSIR LID SUPPLIER, ODI BELIEVES THAT FURTHER INVESTIGATION WOULD NOT LIKELY IDENTIFY A SAFETY-RELATED DEFECT TREND BECAUSE A DETACHED PSIR LID AND PARTS DO NOT PROJECT TOWARDS A PASSENGER DURING DEPLOYMENT OF THE AIRBAG.THE TEST DATA SHOWS THAT THE AIRBAG PUSHES A DETACHED PSIR LID UPWARDS INTO THE WINDSHIELD DURING DEPLOYMENT, AND AWAY FROM THE PASSENGER COMPARTMENT.IT IS HIGHLY UNLIKELY THAT A PASSENGER WOULD CONTACT THE PSIR LID OR ASSOCIATED PARTS DURING AIR BAG DEPLOYMENT.THEREFORE THIS ENGINEERING ANALYSIS (EA 03-020) IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST. FOR A DETAILED DISCUSSION OF THE PSIR LID AND TESTING, SEE THE ATTACHED REPORT.
Air Bags
THIS INVESTIGATION INVOLVES THE VOLKSWAGEN (VW) PASSENGER SUPPLEMENTAL INFLATABLE RESTRAINT (PSIR) LID UTILIZED IN MY 1998-2002 VW PASSAT.THE PSIR LID MAY DETACH FROM THE INSTRUMENT PANEL DURING AIR BAG DEPLOYMENT.THE OFFICE OF DEFECTS INVESTIGATION (ODI) OF THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION (NHTSA) OPENED THE PRELIMINARY EVALUATION ON MAY 23, 2003 TO DETERMINE WHETHER ALLEGED PSIR LID DETACHMENT PRESENTS AN UNREASONABLE SAFETY RISK TO PASSENGERS IN THE VEHICLE.ODI?S INVESTIGATION REVEALS THAT DETACHMENT OF THE PSIR LID DURING AIR BAG DEPLOYMENT MAY OCCUR FOR TWO REASONS: 1) THE SHAPE OF THE PSIR LID, AND THE LENGTH OF THE ATTACHING TETHER, MAY SNAG THE AIR BAG DURING DEPLOYMENT APPLYING ADDITIONAL PRESSURE ON BOLTS THAT FASTEN THE LID TO THE INSTRUMENT PANEL (IP); AND/OR 2) THE ORIGINAL PSIR LID DESIGN (SUBJECT VEHICLES) UTILIZED SIX GRADE 4.8 MM CARBON STEEL TACK WELD BOLTS WHICH MAY NOT BE AS STRONG AS THE NEW DESIGN PSIR LID CONSISTING OF SIX GRADE 8.8 MM CARBON STEEL PRESS BOLTS THAT ARE HEAT TREATED.ODI CONCLUDES THAT DETACHMENT OF THE PSIR LID IS A DEFECT BECAUSE THE LID SHOULD REMAIN ATTACHED TO THE IP AFTER DEPLOYMENT OF THE AIRBAG.HOWEVER, AFTER ANALYZING VW?S RESPONSES, AND TEST DATA COLLECTED BY VW AND FAURECIA, THE PSIR LID SUPPLIER, ODI BELIEVES THAT FURTHER INVESTIGATION WOULD NOT LIKELY IDENTIFY A SAFETY-RELATED DEFECT TREND BECAUSE A DETACHED PSIR LID AND PARTS DO NOT PROJECT TOWARDS A PASSENGER DURING DEPLOYMENT OF THE AIRBAG.THE TEST DATA SHOWS THAT THE AIRBAG PUSHES A DETACHED PSIR LID UPWARDS INTO THE WINDSHIELD DURING DEPLOYMENT, AND AWAY FROM THE PASSENGER COMPARTMENT.IT IS HIGHLY UNLIKELY THAT A PASSENGER WOULD CONTACT THE PSIR LID OR ASSOCIATED PARTS DURING AIR BAG DEPLOYMENT.THEREFORE THIS ENGINEERING ANALYSIS (EA 03-020) IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST. FOR A DETAILED DISCUSSION OF THE PSIR LID AND TESTING, SEE THE ATTACHED REPORT.
PE03021 · Passenger Sir Door Mounting Stud Failure
Opened May 23, 2003 · Closed Oct 7, 2003
Status: closed (inferred from source dates) · Air Bags:frontal
ODI OPENED A PRELIMINARY EVALUATION (PE03-021) BASED ON TWO REPORTS OF FAILED BOLT STUDS THAT ATTACH THE PASSENGER SUPPLEMENTAL INFLATABLE RESTRAINT (PSIR) DOOR COVER TO THE INSTRUMENT PANEL (IP) ON THE VOLKSWAGEN (VW) PASSAT (MODEL YEARS 2000, 2002).VW HAS INDICATED TO ODI THAT IT HAS NO ADDITIONAL REPORTS.VW IMPLEMENTED A PROCESS CHANGE ON MARCH 1, 2002.THIS PROCESS CHANGE CONSISTED OF CHANGING THE BOLT APPLICATION THAT FASTENS THE PSIR DOOR TO THE IP FROM A WELD ON APPLICATION TO A PRESS ON APPLICATION.VW ALSO CHANGED THE MATERIAL OF THE BOLT.VW STATED THAT THE CHANGES WERE MADE TO EASE PRODUCTION BY ELIMINATING A WELDING PROCESS.ODI HAS UPGRADED ITS INVESTIGATION TO ENGINEERING ANALYSIS (EA03-020).
Illustration