TL*THE CONTACT OWNS A 1999 MERCEDES BENZ ML430. WHILE DRIVING IN REVERSE AND FORWARD AT 25 MPH, THE CONTACT HEARD A CLICKING SOUND UNDERNEATH THE CENTER OF THE VEHICLE. HE ASSUMED SOMETHING WAS LOOSE UNDER THE VEHICLE AND DROVE TO THE DEALER. THE DEALER NOTICED THAT THE FRONT DRIVESHAFT BEARING WAS LOOSE. AFTER REPAIRING THE…
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TL*THE CONTACT OWNS A 1999 MERCEDES BENZ ML430. WHILE DRIVING IN REVERSE AND FORWARD AT 25 MPH, THE CONTACT HEARD A CLICKING SOUND UNDERNEATH THE CENTER OF THE VEHICLE. HE ASSUMED SOMETHING WAS LOOSE UNDER THE VEHICLE AND DROVE TO THE DEALER. THE DEALER NOTICED THAT THE FRONT DRIVESHAFT BEARING WAS LOOSE. AFTER REPAIRING THE SHAFT, THE DEALER DISCOVERED THAT THE TRANSFER CASE WAS ALSO CAUSING THE ISSUE. THE CONTACT FEELS THAT THE MANUFACTURER SHOULD REPAIR THE VEHICLE BECAUSE THE OWNER'S MANUAL DOES NOT STATE ANYTHING ABOUT REPAIRING THE TRANSFER CASE. THE VEHICLE IS CURRENTLY BEING REPAIRED. THE CURRENT MILEAGE WAS 115,000 AND FAILURE MILEAGE WAS 85,000. UPDATED 04/13/09.*JB THE CONSUMER HAD TO PAY$ 3850 FOR A NEW TRANSFER CASE. UPDATED 06/15/09.*JB
NHTSA ODI #10264001
Mileage unknown · Nov 29, 2008
Power Train
THE CAR STARTED FROM FREQUENTLY POWER CUT-OFF WHEN DRIVING, AFTER PULL OFF THE ROAD BY POLICE AND THE ENGINE COOL DOWN FOR ABOUT 45 MINUTES TO 1 HOUR, IT WOULD START AND RUN FOR ABOUT 3 TO 5 MILES AND STOPPED AGAIN. I TOOK IT TO THE DEALER ABOUT TWO MONTHS AGO WAS FIXED FOR OVER $500.00 FOR CRANKSHAFT PULLEY POWER FAILURE. PRIOR…
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THE CAR STARTED FROM FREQUENTLY POWER CUT-OFF WHEN DRIVING, AFTER PULL OFF THE ROAD BY POLICE AND THE ENGINE COOL DOWN FOR ABOUT 45 MINUTES TO 1 HOUR, IT WOULD START AND RUN FOR ABOUT 3 TO 5 MILES AND STOPPED AGAIN. I TOOK IT TO THE DEALER ABOUT TWO MONTHS AGO WAS FIXED FOR OVER $500.00 FOR CRANKSHAFT PULLEY POWER FAILURE. PRIOR TO THAT, I REPLACED WATER-PUMP COST ABOUT $700.00. ABOUT 3 WEEKS AGO, I WAS DIVING TO WORK WHICH IS ABOUT 9 MILES FROM MY HOUSE; I DROVE FOR ABOUT 6 MILES AND THE CAR JACKED-UP 3 TIMES ON THE HIGHWAY AND STOPPED, I WAS LUCKY NOT HAVING ACCIDENT WITH ANOTHER CAR. AFTER PULLED ASIDE FROM THE TRAFFIC BY POLICE, I CALLED TOW-TRUCK TO TAKE IT TO THE SAME DEALER (MERCEDES-BENZ OF FORT WASHINGTON 1401 DRESHER TOWN ROAD DRESHER, PA 19025, PHONE: 215-646-7700). THREE DAYS LATER, I CALLED THE DEALER WHEN I DID NOT HEAR FROM THEM, AND THEY TOLD ME THAT THE TRANSMISSION NEEDS REPLACEMENT, AND WILL COST ME $6,800.00. I BELIEVE THERE IS A DEFECT; WHILE THE CAR IS STILL WITH THE DEALER, I RECEIVED SAFETY RECALL LETTER #2003-040005 FROM ANOTHER BRANCH OF MERCEDES-BENZ FOR THIS SAME CAR. THE CAR IS STILL WITH THE DEALER THEY DO NOT WANT TO REPAIR IT AND I DO NOT HAVE $6,800.00 TO REPAIR IT. *TR
NHTSA ODI #10250140
100,000 miles · Jun 5, 2007
Power Train
COMPLAINT WARRANTS AN INVESTIGATION ON THE SUDDEN ONSET OF 1999 ML 430 MERCEDES BENZ SUV FAILURE OF TRANSMISSION WITHOUT ANY PRIOR WARNING. THIS VEHICLE MAKE AND MODEL DID HAVE A RECALL ON THE ENGINE AND ENGINE COOLING SPECIFIC TO THE HARMONIC PULLEY WHICH WAS REPLACED. UPON DRIVING VEHICLE TO WORK ON 6/1/07 THE CAR SUDDE…
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COMPLAINT WARRANTS AN INVESTIGATION ON THE SUDDEN ONSET OF 1999 ML 430 MERCEDES BENZ SUV FAILURE OF TRANSMISSION WITHOUT ANY PRIOR WARNING. THIS VEHICLE MAKE AND MODEL DID HAVE A RECALL ON THE ENGINE AND ENGINE COOLING SPECIFIC TO THE HARMONIC PULLEY WHICH WAS REPLACED. UPON DRIVING VEHICLE TO WORK ON 6/1/07 THE CAR SUDDEN BEGAN TO STALL SEVERAL TIMES. I HAD THE CAR TOWED IMMEDIATELY TO THE DEALERSHIP TO FIND THE TRANSMISSION NEEDS TO BE REPLACED (NO PRIOR WARNING OR SYMPTOMS WERE PRESENT.) *TR
NHTSA ODI #10192473
66,000 miles · Nov 29, 2004
Electrical SystemEquipmentPower TrainCrash
LN LATE AUGUST, THE "CHECK ENGINE" LIGHT WAS ILLUMINATED ON THE DASHBOARD OF A 1999 MERCEDES BENZML430. CAR WAS DELIVERED TO THE DEALER TO REMEDY THIS PROBLEM. AFTER SEVERAL WEEKS AND TESTS, MERCEDES BENZ DECIDED TO REPLACE TRANSMISSION. OWNER INCURRED COST OF LABOR. IN NOVEMBER, DRIVER WAS PARKING CAR AND REMOVED KEY FROM I…
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LN LATE AUGUST, THE "CHECK ENGINE" LIGHT WAS ILLUMINATED ON THE DASHBOARD OF A 1999 MERCEDES BENZML430. CAR WAS DELIVERED TO THE DEALER TO REMEDY THIS PROBLEM. AFTER SEVERAL WEEKS AND TESTS, MERCEDES BENZ DECIDED TO REPLACE TRANSMISSION. OWNER INCURRED COST OF LABOR. IN NOVEMBER, DRIVER WAS PARKING CAR AND REMOVED KEY FROM IGNITION WHILE TRANSMISSION WAS IN DRIVE. KEY RELEASED IN ERROR CAUSING CAR TO ROLL INTO A RAVINE AND HIT A TREE. MERCEDES HAS DONE NOTHING TO CORRECT THE FAILURE OF THIS IMPORTANT SAFETY FEATURE. IN FACT, THEY STATE THAT THE KEYS(3)ARE WORN DOWN AND NO LONGER PROVIDE THE SAFETY BY LIMITING THE RELEASE OF THE KEY UNLESS THE CAR IS IN PARK MODE. CAR WAS DELIVERED TO MERCEDES BENZ FOR INVESTIGATION. AFTER A TWO WEEK INVESTIGATION, MERCEDES CLAIMS THE KEYS(3) WERE WORN OUT AND THAT IS WHY THIS IMPORTANT SAFETY FEATURE FAILED. MERCEDES IS TAKING NO RESPONSIBILITY FOR CORRECTING THE PROBLEM OR FIXING THE CAR. THE RESULT OF THIS "DEFECT" COULD INVOLVE SEVERAL FATALITIES. IF A DRIVER CAN REMOVE THE KEY FROM THE IGNITION WHEN THE TRANSMISSION IS NOT IN PARK, THIS FEATURE CAN NOT BE CLAIMED AS SAFE. IF MERCEDES CLAIMS THIS IS A KEY ISSUE, THEN ADDITIONAL SAFETY FEATURES SHOULD BE IN PLACE TO ALERT THE CONSUMER TO THIS PROBLEM. WHILE SUBMITTING THIS COMPLAINT, IT WAS NECESSARY TO FILL IN THE FIELD OF "HEADLIGHT LENSES." WRITER WAS NOT GIVEN ANY OPTIONS AND SO INPUTTED THIS INFORMATION IN ORDER TO PROCEED. AS YOU CAN SEE THE HEADLIGHT LENS HAVE NOTHING TO DO WITH THE PROBLEM. ACCORDING TO MERCEDES THIS IS AN IGNITION/TRANSMISSION PROBLEM. *AK
NHTSA ODI #10100723
55,000 miles · Jan 17, 2004
Power Train
I OWN A 1999 MERCEDES BENZ ML430 SUV. WHILE DRIVING MY VEHICLE TO WORK ON THE HIGHWAY, IT LOST COMPLETE POWER AND POWER STEERING. THANK GOD I WAS OPERATING THE VEHICLE AND NOT MY WIFE, WITH INFANT CHILD. AFTER BEING DIAGNOSE BY MY LOCAL MERCEDES BENZ DEALERSHIP WITH A FAULTY HARMONIC BALANCER, CAUSING DAMAGE TO THE BELTS, OIL PA…
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I OWN A 1999 MERCEDES BENZ ML430 SUV. WHILE DRIVING MY VEHICLE TO WORK ON THE HIGHWAY, IT LOST COMPLETE POWER AND POWER STEERING. THANK GOD I WAS OPERATING THE VEHICLE AND NOT MY WIFE, WITH INFANT CHILD. AFTER BEING DIAGNOSE BY MY LOCAL MERCEDES BENZ DEALERSHIP WITH A FAULTY HARMONIC BALANCER, CAUSING DAMAGE TO THE BELTS, OIL PAN, TIMING CHAIN COVER, ETC, I WAS ADVISED BY MY SERVICE REP THAT MERCEDES BENZ OF USA IS VERY AWARE OF THIS HAZARDOUS/DANGEROUS CONDITION AND THAT THEY HAVE REPLACED MANY HARMONIC BALANCERS UNDER WARRANTY BUT THEY (MB USA) WILL NOT COVER ASSUME RESPONSIBILITY FOR VEHICLES OUT OF WARRANTY. MY VEHICLE HAD 55,000 MILES AT THE TIME. I THANK YOU FOR YOUR TIME AND I HOPE THAT OUR COMPLAINTS WILL LIGHT A FIRE UNDER MB USA'S BEHIND. *CB
NHTSA ODI #10054361
Mileage unknown · Oct 8, 2003
Engine And Engine CoolingPower TrainService Brakes, Hydraulic
LTR INQUIRING ON THE STATUS OF A COMPLAINT FILED IN AUGUST 2003 (#10031122) RE THE DEFECTIVE TRANSMISSION IN HIS MERCEDES BENZ ML 430 SPORT UTILITY VEHICLE.*MR THE VEHICLE TRANSMISSION FAILED WHILE PULLING OUT OF A PARKING SPACE. THE TRANSMISSION IS SEALED (NO DIPSTICK) SO THERE IS NO WAY FOR THE CONSUMER TO CHECK THE FLUID LE…
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LTR INQUIRING ON THE STATUS OF A COMPLAINT FILED IN AUGUST 2003 (#10031122) RE THE DEFECTIVE TRANSMISSION IN HIS MERCEDES BENZ ML 430 SPORT UTILITY VEHICLE.*MR THE VEHICLE TRANSMISSION FAILED WHILE PULLING OUT OF A PARKING SPACE. THE TRANSMISSION IS SEALED (NO DIPSTICK) SO THERE IS NO WAY FOR THE CONSUMER TO CHECK THE FLUID LEVEL. THE VEHICLES CATALYTIC CONVERTER FAILED AND THE BRAKE LINE RUPTURED. *NLM
NHTSA ODI #10042515
116,000 miles · Aug 8, 2003
Power TrainService Brakes, Hydraulic
I OWN AN ML 430 MERCEDES BENZ 1999. THE TRANSMISSION FAILED WITH ONLY 116,000 MILES ON IT. I CALLED MBUSA AND THEY REFUSED TO OFFER "GOODWILL" IN ASSISTING WITH REPAIR. THE COST OF REPAIR IS OVER $5,000.00. THE OWNER'S MANUAL STATES THAT THE ML430 SUPPOSEDLY HAS A PERMANENT FILL OF AUTOMATIC TRANSMISSION FLUID SO REGULAR CHECKS…
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I OWN AN ML 430 MERCEDES BENZ 1999. THE TRANSMISSION FAILED WITH ONLY 116,000 MILES ON IT. I CALLED MBUSA AND THEY REFUSED TO OFFER "GOODWILL" IN ASSISTING WITH REPAIR. THE COST OF REPAIR IS OVER $5,000.00. THE OWNER'S MANUAL STATES THAT THE ML430 SUPPOSEDLY HAS A PERMANENT FILL OF AUTOMATIC TRANSMISSION FLUID SO REGULAR CHECKS AND CHANGES ARE NOT REQUIRED AND FOR THIS REASON THE DIPSTICK HAS BEEN OMITTED. HOW CAN THE CONSUMER BE RESPONSIBLE FOR THIS IF WE CANNOT PERFORM MAINTENANCE ON THE PART? (CONSUMER ALSO REPORTS A RUPTURED BRAKE LINE AND A PROBLEM WITH THE CATALYTIC CONVERTER. *MJJ)
NHTSA ODI #10031122
Mileage unknown · Aug 22, 2001
Power Train
I HAD JUST FILLED VEHICLE AND BOAT BEING TOWED WITH GAS AND WAS CROSSING 4-LANE DIVIDED HIGHWAY TO ENTER HIGHWAY. UPON COMPLETION OF TURN ONTO HIGHWAY I STEPPED ON THE GAS TO GAIN NORMAL SPEED AND NOT IMPEED THE NOW APPROACHING STREAM OF TRAFFIC. AS I DEPRESSED THE GAS, THE ENGINE WOULD REV SLIGHTLY BUT WITHOUT ANY INCREASE IN …
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I HAD JUST FILLED VEHICLE AND BOAT BEING TOWED WITH GAS AND WAS CROSSING 4-LANE DIVIDED HIGHWAY TO ENTER HIGHWAY. UPON COMPLETION OF TURN ONTO HIGHWAY I STEPPED ON THE GAS TO GAIN NORMAL SPEED AND NOT IMPEED THE NOW APPROACHING STREAM OF TRAFFIC. AS I DEPRESSED THE GAS, THE ENGINE WOULD REV SLIGHTLY BUT WITHOUT ANY INCREASE IN SPEED. THE TRAFFIC IS NOW QUICKLY GAINING ON ME WITH THE BOAT AND TRAILER AND I AM AFFRAID THAT AN ACCIDENT MIGHT OCCUR IF THE CAR DOES NOT BEGIN TO GAIN MORE SPEED. AS I CONTINUE TO ADD MORE AND MORE GAS, THE CAR SUDDENLY DOWN SHIFTS AND JUMPS FORWARD WITH A LURCH AND I QUICKLY LESSEN THE GAS SO AS NOT TO CAUSE DAMAGE WITH THE BOAT. IAM ABLE NOW TO ACCELERATE NORMALLY AND QUICKLY GAIN SPEED BEFORE BEING ANY MORE OF A PROBLEM FOR OTHER TRAFFIC. THIS HAPPENED WHILE HAVING JUST MADE A NORMAL LEFT TURN ONTO THE HIGHWAY. OTHERS ON WWW.MBNZ.ORG WEBSITE FURTHER LIST PROBLEMS WITH DELAYS UP TO 30 SECONDS WHILE THEIR CARS CREEP SLOW AND REVING LOUDLY. PLEASE HELP. THE DEALER SAYS THEY CAN DO NOTHING UNLESS THEY CAN REPLICATE THE PROBLEM. WE DO NOT NEED ACCIDENTS BEFORE THEY CORRECT THEIR DESIGNS. - - THANK YOU.*AK
NHTSA ODI #750914
Official recalls
0
No recalls in this snapshot.
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
2
EA08009 · Brake Line Chafe
Opened Apr 28, 2008 · Closed Dec 16, 2009
Status: closed (inferred from source dates) · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings; Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings
ANALYSIS OF COMPLAINTS TO ODI AND MERCEDES AND WARRANTY CLAIM DATA SUBMITTED BY MERCEDES INDICATES THAT THE ALLEGED DEFECT HAS OCCURRED AT A LOW RATE (36.5 COMPLAINTS PER 100,000 VEHICLES AND 0.29 PERCENT WARRANTY CLAIM RATE), WITH NO DISCERNABLE DEFECT TREND INDICATING THAT THE RATE OF CHAFING RELATED BRAKE LINE FAILURES IS INCREASING.THERE HAVE BEEN NO NEW COMPLAINTS SINCE JANUARY 2009.WHEN THE ANALYSIS IS LIMITED TO INCIDENTS OF BRAKE LINE LEAKAGE THAT RESULTED IN ALLEGATIONS OF REDUCED BRAKE EFFECTIVENESS, THE RATE DROPS EVEN FURTHER (22.3 COMPLAINTS PER 100,000 VEHICLES AND 0.04 PERCENT WARRANTY CLAIM RATE). MERCEDES PROVIDED DATA SHOWING THAT IN THE RARE INSTANCES WHEN CHAFING DID PROGRESS TO BRAKE LINE LEAKAGE THE DRIVER WOULD BE IMMEDIATELY ALERTED TO A PROBLEM BY ILLUMINATION OF THE BRIGHT YELLOW ESP/BAS WARNING LAMP AND CHANGES IN BRAKE PEDAL FEEL.CONTINUED OPERATION WITH A LEAKING BRAKE LINE WOULD RESULT IN ILLUMINATION OF THE BRIGHT RED BRAKE WARNING LAMP AND AN AUDIBLE CHIME DUE TO LOW MASTER CYLINDER RESERVOIR LEVEL. CONTINUED OPERATION WITH THE BRAKE WARNING LAMP ILLUMINATED WOULD ULTIMATELY DRAIN THE RESERVOIR FOR THE AFFECTED CIRCUIT, RESULTING IN LOSS OF THE CIRCUIT AND AN APPROXIMATELY 80% INCREASE IN STOPPING DISTANCES. SURVEYS CONDUCTED BY ODI AND VRTC INDICATE THAT ROUTING ANOMALIES MAY BE MORE COMMON THAN THE COMPLAINT AND WARRANTY DATA SUGGEST FOR THE SUBJECT LINE BUNDLE, WITH LINE CONTACT OR OTHER ROUTING ANOMALY NOTED IN 13 OF 51 VEHICLES SURVEYED BY ODI AND VRTC (25.5%).WHILE EVIDENCE OF CONTACT BETWEEN THE FUEL LINE AND SUBJECT BRAKE IN A PARTICULAR VEHICLE IS NOT NECESSARILY PREDICTIVE OF EVENTUAL LINE FAILURE/LEAKAGE, SIGNIFICANT CHAFING WEAR WAS NOTED IN TWO SURVEY VEHICLES (3.9%).TO ADDRESS CONCERNS WITH LINE ROUTING AND ENSURE THAT LINES WITH EVIDENT CHAFING DO NOT PROGRESS TO A LEAK CONDITION, MERCEDES WILL CONDUCT AN OWNER NOTIFICATION PROGRAM INSTRUCTING OWNERS TO BRING THE VEHICLES TO A DEALER FOR A FREE INSPECTION AND REPAIR.LINES THAT DO NOT HAVE A SPACER (RUBBER GROMMET OR OMEGA-CLIP) BETWEEN THE SUBJECT FUEL AND BRAKE LINES WILL HAVE AN OMEGA-CLIP SPACER INSTALLED TO ENSURE ADEQUATE CLEARANCE BETWEEN THE LINES.BRAKE LINES WITH CHAFE MARKS WILL BE REPLACED. ACCORDINGLY, THIS INVESTIGATION HAS BEEN CLOSED. THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST. THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED. FOR ADDITIONAL INFORMATION REGARDING THIS ENGINEERING ANALYSIS REFER TO THE EA08-009 CLOSING REPORT.
Additional source detail variants (2)
Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings
ANALYSIS OF COMPLAINTS TO ODI AND MERCEDES AND WARRANTY CLAIM DATA SUBMITTED BY MERCEDES INDICATES THAT THE ALLEGED DEFECT HAS OCCURRED AT A LOW RATE (36.5 COMPLAINTS PER 100,000 VEHICLES AND 0.29 PERCENT WARRANTY CLAIM RATE), WITH NO DISCERNABLE DEFECT TREND INDICATING THAT THE RATE OF CHAFING RELATED BRAKE LINE FAILURES IS INCREASING.THERE HAVE BEEN NO NEW COMPLAINTS SINCE JANUARY 2009.WHEN THE ANALYSIS IS LIMITED TO INCIDENTS OF BRAKE LINE LEAKAGE THAT RESULTED IN ALLEGATIONS OF REDUCED BRAKE EFFECTIVENESS, THE RATE DROPS EVEN FURTHER (22.3 COMPLAINTS PER 100,000 VEHICLES AND 0.04 PERCENT WARRANTY CLAIM RATE). MERCEDES PROVIDED DATA SHOWING THAT IN THE RARE INSTANCES WHEN CHAFING DID PROGRESS TO BRAKE LINE LEAKAGE THE DRIVER WOULD BE IMMEDIATELY ALERTED TO A PROBLEM BY ILLUMINATION OF THE BRIGHT YELLOW ESP/BAS WARNING LAMP AND CHANGES IN BRAKE PEDAL FEEL.CONTINUED OPERATION WITH A LEAKING BRAKE LINE WOULD RESULT IN ILLUMINATION OF THE BRIGHT RED BRAKE WARNING LAMP AND AN AUDIBLE CHIME DUE TO LOW MASTER CYLINDER RESERVOIR LEVEL. CONTINUED OPERATION WITH THE BRAKE WARNING LAMP ILLUMINATED WOULD ULTIMATELY DRAIN THE RESERVOIR FOR THE AFFECTED CIRCUIT, RESULTING IN LOSS OF THE CIRCUIT AND AN APPROXIMATELY 80% INCREASE IN STOPPING DISTANCES. SURVEYS CONDUCTED BY ODI AND VRTC INDICATE THAT ROUTING ANOMALIES MAY BE MORE COMMON THAN THE COMPLAINT AND WARRANTY DATA SUGGEST FOR THE SUBJECT LINE BUNDLE, WITH LINE CONTACT OR OTHER ROUTING ANOMALY NOTED IN 13 OF 51 VEHICLES SURVEYED BY ODI AND VRTC (25.5%).WHILE EVIDENCE OF CONTACT BETWEEN THE FUEL LINE AND SUBJECT BRAKE IN A PARTICULAR VEHICLE IS NOT NECESSARILY PREDICTIVE OF EVENTUAL LINE FAILURE/LEAKAGE, SIGNIFICANT CHAFING WEAR WAS NOTED IN TWO SURVEY VEHICLES (3.9%).TO ADDRESS CONCERNS WITH LINE ROUTING AND ENSURE THAT LINES WITH EVIDENT CHAFING DO NOT PROGRESS TO A LEAK CONDITION, MERCEDES WILL CONDUCT AN OWNER NOTIFICATION PROGRAM INSTRUCTING OWNERS TO BRING THE VEHICLES TO A DEALER FOR A FREE INSPECTION AND REPAIR.LINES THAT DO NOT HAVE A SPACER (RUBBER GROMMET OR OMEGA-CLIP) BETWEEN THE SUBJECT FUEL AND BRAKE LINES WILL HAVE AN OMEGA-CLIP SPACER INSTALLED TO ENSURE ADEQUATE CLEARANCE BETWEEN THE LINES.BRAKE LINES WITH CHAFE MARKS WILL BE REPLACED. ACCORDINGLY, THIS INVESTIGATION HAS BEEN CLOSED. THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST. THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED. FOR ADDITIONAL INFORMATION REGARDING THIS ENGINEERING ANALYSIS REFER TO THE EA08-009 CLOSING REPORT.
Service Brakes, Hydraulic:foundation Components:hoses, Lines/piping, And Fittings
ANALYSIS OF COMPLAINTS TO ODI AND MERCEDES AND WARRANTY CLAIM DATA SUBMITTED BY MERCEDES INDICATES THAT THE ALLEGED DEFECT HAS OCCURRED AT A LOW RATE (36.5 COMPLAINTS PER 100,000 VEHICLES AND 0.29 PERCENT WARRANTY CLAIM RATE), WITH NO DISCERNABLE DEFECT TREND INDICATING THAT THE RATE OF CHAFING RELATED BRAKE LINE FAILURES IS INCREASING.THERE HAVE BEEN NO NEW COMPLAINTS SINCE JANUARY 2009.WHEN THE ANALYSIS IS LIMITED TO INCIDENTS OF BRAKE LINE LEAKAGE THAT RESULTED IN ALLEGATIONS OF REDUCED BRAKE EFFECTIVENESS, THE RATE DROPS EVEN FURTHER (22.3 COMPLAINTS PER 100,000 VEHICLES AND 0.04 PERCENT WARRANTY CLAIM RATE). MERCEDES PROVIDED DATA SHOWING THAT IN THE RARE INSTANCES WHEN CHAFING DID PROGRESS TO BRAKE LINE LEAKAGE THE DRIVER WOULD BE IMMEDIATELY ALERTED TO A PROBLEM BY ILLUMINATION OF THE BRIGHT YELLOW ESP/BAS WARNING LAMP AND CHANGES IN BRAKE PEDAL FEEL.CONTINUED OPERATION WITH A LEAKING BRAKE LINE WOULD RESULT IN ILLUMINATION OF THE BRIGHT RED BRAKE WARNING LAMP AND AN AUDIBLE CHIME DUE TO LOW MASTER CYLINDER RESERVOIR LEVEL. CONTINUED OPERATION WITH THE BRAKE WARNING LAMP ILLUMINATED WOULD ULTIMATELY DRAIN THE RESERVOIR FOR THE AFFECTED CIRCUIT, RESULTING IN LOSS OF THE CIRCUIT AND AN APPROXIMATELY 80% INCREASE IN STOPPING DISTANCES. SURVEYS CONDUCTED BY ODI AND VRTC INDICATE THAT ROUTING ANOMALIES MAY BE MORE COMMON THAN THE COMPLAINT AND WARRANTY DATA SUGGEST FOR THE SUBJECT LINE BUNDLE, WITH LINE CONTACT OR OTHER ROUTING ANOMALY NOTED IN 13 OF 51 VEHICLES SURVEYED BY ODI AND VRTC (25.5%).WHILE EVIDENCE OF CONTACT BETWEEN THE FUEL LINE AND SUBJECT BRAKE IN A PARTICULAR VEHICLE IS NOT NECESSARILY PREDICTIVE OF EVENTUAL LINE FAILURE/LEAKAGE, SIGNIFICANT CHAFING WEAR WAS NOTED IN TWO SURVEY VEHICLES (3.9%).TO ADDRESS CONCERNS WITH LINE ROUTING AND ENSURE THAT LINES WITH EVIDENT CHAFING DO NOT PROGRESS TO A LEAK CONDITION, MERCEDES WILL CONDUCT AN OWNER NOTIFICATION PROGRAM INSTRUCTING OWNERS TO BRING THE VEHICLES TO A DEALER FOR A FREE INSPECTION AND REPAIR.LINES THAT DO NOT HAVE A SPACER (RUBBER GROMMET OR OMEGA-CLIP) BETWEEN THE SUBJECT FUEL AND BRAKE LINES WILL HAVE AN OMEGA-CLIP SPACER INSTALLED TO ENSURE ADEQUATE CLEARANCE BETWEEN THE LINES.BRAKE LINES WITH CHAFE MARKS WILL BE REPLACED. ACCORDINGLY, THIS INVESTIGATION HAS BEEN CLOSED. THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST. THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED. FOR ADDITIONAL INFORMATION REGARDING THIS ENGINEERING ANALYSIS REFER TO THE EA08-009 CLOSING REPORT.
PE03058 · Engine Crankshaft Pulley Failure
Opened Dec 17, 2003 · Closed Apr 22, 2004
Status: closed (inferred from source dates) · Engine And Engine Cooling:engine:gasoline:belts And Associated Pulleys
THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED THIS PRELIMINARY EVALUATION TO INVESTIGATE ALLEGATIONS OF ENGINE CRANKSHAFT PULLEY HARMONIC BALANCER FAILURE THAT COULD RESULT IN LOSS OF POWER-STEERING ASSIST.ODI HAS RECEIVED A TOTAL OF 546 NON-DUPLICATIVE REPORTS THAT ALLEGE ENGINE CRANKSHAFT PULLEY HARMONIC BALANCER FAILURE ON ALL MERCEDES-BENZ VEHICLES USING THE SUBJECT COMPONENT.THE SUBJECT COMPONENT FAILURES ARE PROGRESSIVE IN NATURE AND ONLY A SMALL PERCENTAGE OF THE COMPLAINTS AND WARRANT CLAIMS INVOLVED A FAILURE THAT HAD PROGRESSED FAR ENOUGH TO EFFECT POWER STEERING PERFORMANCE (6 OF 55 ODI COMPLAINTS REFERENCE INCREASED STEERING EFFORT).THERE HAVE BEEN NO CRASHES OR INJURIES RELATED TO THE ALLEGED DEFECT.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 TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.SEE SUMMARY REPORT ATTACHED FOR FURTHER DETAIL.
1999 Mercedes Benz ML430 Problems, Complaints & Recalls | Skip That Year