ABS SENSOR PROBLEMS . VEHICLE WILL NOT ACCELERATE. *TR
2007 Nissan Maxima
Owner reports · Recalls · Investigations
Similar to other model years
Owner complaints for the 2007 Nissan Maxima do not stand out strongly from the model-year median of 99.
About this comparison →How this year compares
Owner complaints by model year
Compare all Maxima 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
105 reports with mileage · 24 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.
- Structure. Review the 33 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Air Bags. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Service Brakes, Hydraulic complaints
12 reportsTL* THE CONTACT OWNS A 2007 NISSAN MAXIMA. THE CONTACT STATED THAT WHILE TRAVELING 60 MPH, THE VEHICLE SUDDENLY LOST ACCELERATION POWER. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS FOUND THAT THE ABS ACTUATOR HAD FAILED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE AND CURRENT MILEAGES WERE 54,7…
Read full complaint
TL* THE CONTACT OWNS A 2007 NISSAN MAXIMA. THE CONTACT STATED THAT WHILE TRAVELING 60 MPH, THE VEHICLE SUDDENLY LOST ACCELERATION POWER. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS FOUND THAT THE ABS ACTUATOR HAD FAILED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE AND CURRENT MILEAGES WERE 54,763. *TR UPDATED 3/27/13 *CN
TL* THE CONTACT OWNS A 2007 NISSAN MAXIMA. THE CONTACT WAS DRIVING 35 MPH WHEN THE VEHICLE DECREASED ACCELERATION TO 20 MPH WITHOUT WARNING AND DESPITE THAT THE ACCELERATOR PEDAL WAS BEING DEPRESSED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE DEALER CONFIRMED THAT THE ABS SENSOR FAILED AND NEEDED TO BE REPLACED. THE MANUFACTU…
Read full complaint
TL* THE CONTACT OWNS A 2007 NISSAN MAXIMA. THE CONTACT WAS DRIVING 35 MPH WHEN THE VEHICLE DECREASED ACCELERATION TO 20 MPH WITHOUT WARNING AND DESPITE THAT THE ACCELERATOR PEDAL WAS BEING DEPRESSED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE DEALER CONFIRMED THAT THE ABS SENSOR FAILED AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS CONTACTED BUT THE VEHICLE WAS NOT REPAIRED. THE VIN WAS UNAVAILABLE. THE FAILURE AND THE CURRENT MILEAGES WERE 36,300.
TL* THE CONTACT OWNS A 2007 NISSAN MAXIMA. WHILE THE CONTACT WAS DRIVING, THE VEHICLE FAILED TO ACCELERATE OVER 30 MPH AND WHEN THE BRAKES WERE APPLIED THERE WAS EXCESSIVE VIBRATION. IN ADDITION, THE ABS AND TRACTION CONTROL SYSTEM WARNING INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE WARNING INDICATORS REMAINED ILLUMINAT…
Read full complaint
TL* THE CONTACT OWNS A 2007 NISSAN MAXIMA. WHILE THE CONTACT WAS DRIVING, THE VEHICLE FAILED TO ACCELERATE OVER 30 MPH AND WHEN THE BRAKES WERE APPLIED THERE WAS EXCESSIVE VIBRATION. IN ADDITION, THE ABS AND TRACTION CONTROL SYSTEM WARNING INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE WARNING INDICATORS REMAINED ILLUMINATED UNTIL THE ENGINE WAS TURNED OFF. THE CONTACT WAS ABLE TO CONTINUE DRIVING CAUTIOUSLY TO HIS RESIDENCE AND UPON ARRIVAL THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER FOR DIAGNOSTIC TESTING. THE TECHNICIAN STATED THE ABS ACTUATOR AND BOTH REAR BRAKE SENSORS WOULD NEED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED AND WAS TAKEN AN INDEPENDENT MECHANIC; HOWEVER THEY ADVISED FOR THAT TYPE OF REPAIR THE VEHICLE BE TAKEN BACK TO THE DEALER. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED AND THEY WERE UNABLE TO PROVIDE ASSISTANCE. THE FAILURE MILEAGE WAS 54,000. UPDATED 01/30/12
2007 NISSAN MAXIMA. ABS ACTUATES DURING ACCELERATION AND NORMAL BRAKING NO LIGHTS ON CONSTANTLY. *TR
AFTER LEAVING HOME & DRIVING 1 MILE THE CAR WOULD NOT ACCELERATE TO HIGHWAY SPEED AND HAD DIFFICULTY GOING OVER 30 MPH. AT JUST OVER 40 MPH THE ENGINE WAS RUNNING AT OVER 4,500 RPM. NOT WANTING TO RISK DRIVING THE CAR ON THE HIGHWAY TO THE NEAREST NISSAN DEALER (20+ MI.), I MADE AN APPOINTMENT WITH A SHOP CLOSER TO HOME. WHEN I…
Read full complaint
AFTER LEAVING HOME & DRIVING 1 MILE THE CAR WOULD NOT ACCELERATE TO HIGHWAY SPEED AND HAD DIFFICULTY GOING OVER 30 MPH. AT JUST OVER 40 MPH THE ENGINE WAS RUNNING AT OVER 4,500 RPM. NOT WANTING TO RISK DRIVING THE CAR ON THE HIGHWAY TO THE NEAREST NISSAN DEALER (20+ MI.), I MADE AN APPOINTMENT WITH A SHOP CLOSER TO HOME. WHEN I DROVE TO THE SHOP IT WAS DIFFICULT TO MAINTAIN ANY SPEED OVER 40 MPH AND THE CAR SLOWED TO UNDER 25 MPH GOING UP AN INCLINE. HALF WAY TO THE SHOP, APPROX. 4 MILES, SEVERAL WARNING LIGHTS LIT UP ON THE DASH. AT THE SHOP THE MECHANIC SAID THAT THE ABS BRAKE SYSTEM WAS SHOWING A PROBLEM WITH THE RIGHT REAR SENSOR, AFTER TALKING TO THE NISSAN DEALER WHERE I BOUGHT THE CAR IT WAS DECIDED THAT THE RIGHT REAR ABS SENSOR SHOULD BE REPLACED. THAT WAS DONE BUT IT DID NOT SOLVE THE PROBLEM. MORE PHONE CALLS WERE MADE AND THE CONSENSUS WAS THAT THE ABS ACTUATOR (CONTROL UNIT) NEEDED TO BE REPLACED. THE NISSAN DEALER INDICATED THAT ABS BRAKE SYSTEM PROBLEMS ARE COMMON WITH THIS VEHICLE. A FAILURE OF SUCH A CRITICAL PART IN THE ABS BRAKE SYSTEM WOULD BE VERY DANGEROUS AT HIGHWAY SPEEDS.. THIS WAS AN EXPENSIVE REPAIR AND THE ABS SYSTEM CONTROL UNIT IS SOMETHING THAT SHOULD LAST THE LIFE OF THE VEHICLE. WITH A VEHICLE WITH JUST OVER 50,000 MILES, IT SEEMS LIKE THERE IS A DESIGN OR MANUFACTURING PROBLEM HERE.
WE BOUGHT A NEW 2007 MAXIMA IN 5/07. AT 26,425 MILES (ALMOST 2 YEARS OLD), THE FRONT ROTORS NEEDED REPLACED BECAUSE THEY WERE WARPED AND THIN. NOW, ANOTHER 25,804 MILES (AND ALMOST 2 YEARS AFTER THE FIRST REPLACEMENT) THE SAME PROBLEM HAS OCCURRED. THEY TRIED TO BLAME IT ON HARD BRAKING AND/OR DRIVING STEEP HILLS REGULARLY; W…
Read full complaint
WE BOUGHT A NEW 2007 MAXIMA IN 5/07. AT 26,425 MILES (ALMOST 2 YEARS OLD), THE FRONT ROTORS NEEDED REPLACED BECAUSE THEY WERE WARPED AND THIN. NOW, ANOTHER 25,804 MILES (AND ALMOST 2 YEARS AFTER THE FIRST REPLACEMENT) THE SAME PROBLEM HAS OCCURRED. THEY TRIED TO BLAME IT ON HARD BRAKING AND/OR DRIVING STEEP HILLS REGULARLY; WHICH IS NOT ACCURATE. ROTORS SHOULD NOT FAIL WITH LOW MILES. WE HAVE A 20 YEAR OLD CAR THAT WE REPLACED THE ROTORS ONCE. I SEARCHED THE WEB FOR SIMILAR COMPLAINTS AND FOUND ALLWORLDAUTO.COM. ON THEIR WEB SITE, THERE WERE NUMEROUS COMPLAINTS ABOUT THE MAXIMA ROTORS. I BELIEVE THAT THIS PROBLEM IS UNDER REPORTED BY CONSUMERS AND THE COMPANY. THE COMPANY SHOULD NOT BE GETTING AWAY WITH THIS. *TR
I FIRST TOOK MY 07 MAXIMA IN TO THE DEALERSHIP OCT 2010 BECAUSE THE CAR LOST ENGINE POWER WHEN IT WAS COLD OUTSIDE. THEY HAD IT FOR ABOUT A WEEK AND FINALLY DECIDED THE CAR NEEDED A REAR WHEEL SENSOR AND A LARGER HOLE GROUND IN THE REAR "KNUCKLE" TO LET MOISTURE AND SALT OUT. THIS COST ME $807 AND THEY ASSURED ME THIS WAS NOT …
Read full complaint
I FIRST TOOK MY 07 MAXIMA IN TO THE DEALERSHIP OCT 2010 BECAUSE THE CAR LOST ENGINE POWER WHEN IT WAS COLD OUTSIDE. THEY HAD IT FOR ABOUT A WEEK AND FINALLY DECIDED THE CAR NEEDED A REAR WHEEL SENSOR AND A LARGER HOLE GROUND IN THE REAR "KNUCKLE" TO LET MOISTURE AND SALT OUT. THIS COST ME $807 AND THEY ASSURED ME THIS WAS NOT A COMMON PROBLEM AND THE CAR WAS FIXED. IT IS NOW FEB 2011 AND THE CAR IS BACK IN THE SHOP. THE DIAGNOSIS IS 2 MORE WHEEL SENSORS NEED REPLACED AND NOW IT ALSO NEEDS A ABS ACTUATOR. TOTAL BILL $2500. WHEN THIS PROBLEM IS OCCURRING THE CAR LOSES POWER WHICH IS PROBABLY NOT A BAD IDEA CAUSE THE BRAKE PEDAL GOES DOWN TO THE FLOOR WHILE GROWLING AND ACTING LIKE IT IS SLIDING ON ICE. NISSAN KNOWS THERE IS A PROBLEM WITH THESE CARS AS I KNOW THEY ISSUED A SERVICE BULLETIN TO GRIND SOME OPENINGS IN THE PLASTIC COVER TO LET MOISTURE OUT. THEY WILL NOT ISSUE A RECALL THOUGH. I HAVE SEEN MANY OF THESE COMPLAINTS FOR 2006 MAXIMAS. *TR
2007 NISSAN MAXIMA ABS ACTIVATES WITH NORMAL BRAKING. THERE WAS A SERVICE BULLETIN NTB07-016B FOR THIS PROBLEM WHICH IS CLEARLY A DESIGN DEFECT FROM NISSAN. AS I WAS DRIVING AND CATCHING SPEED I NOTICED MY CAR SLIPPED INTO A LOWER GEAR I WOULD HEAR ABS ENGAGING AND IF I STEPPED ON THE BRAKE PEDAL ABS WOULD BE ACTIVATED. TOOK IT…
Read full complaint
2007 NISSAN MAXIMA ABS ACTIVATES WITH NORMAL BRAKING. THERE WAS A SERVICE BULLETIN NTB07-016B FOR THIS PROBLEM WHICH IS CLEARLY A DESIGN DEFECT FROM NISSAN. AS I WAS DRIVING AND CATCHING SPEED I NOTICED MY CAR SLIPPED INTO A LOWER GEAR I WOULD HEAR ABS ENGAGING AND IF I STEPPED ON THE BRAKE PEDAL ABS WOULD BE ACTIVATED. TOOK IT TO THE DEALER EVEN THOUGH I HAVE NO WARRANTY THEY TOLD ME IT WOULD COST ME $1,200 TO REPLACE THE BEARINGS AND THE SENSORS AS THEY WERE CORRODED DUE TO WATER AND DIRT TRAPPED WHERE THE SENSORS REST. THE SERVICE BULLETIN CLEARLY STATES THAT A PIECE HAS TO BE GRINDED OFF ON KNUCKLE IN ORDER TO ALLOW PROPER DRAINAGE OF WATER AND DIRT. THIS IS A SAFETY CONCERN AND A VERY EXPENSIVE REPAIR TO BE DONE COMING OUT OF CONSUMERS POCKETS DUE TO THE OBVIOUS DESIGN DEFECT FROM NISSAN. THEY SHOULD BE HELD RESPONSIBLE FOR THIS ONGOING DEFECT AND A RECALL SHOULD BE MANDATED TO CORRECT THIS POTENTIAL HAZARD WHILE DRIVING. *TR
I EXPERIENCED A COMPLETE BRAKE FAILURE RESULTING FROM FAILURE OF THE MASTER BRAKE CYLINDER ON MY 2007 NISSAN MAXIMA WITH ONLY 48,000 MILES. FORTUNATELY, THE FAILURE OCCURRED WHILE BACKING OUT OF THE SERVICE BAY AT KAL TIRE LOCATED IN LADNER BC, CANADA. IT WAS NECESSARY TO EMPLOY THE PARKING BRAKE TO STOP THE VEHICLE. BECAUSE…
Read full complaint
I EXPERIENCED A COMPLETE BRAKE FAILURE RESULTING FROM FAILURE OF THE MASTER BRAKE CYLINDER ON MY 2007 NISSAN MAXIMA WITH ONLY 48,000 MILES. FORTUNATELY, THE FAILURE OCCURRED WHILE BACKING OUT OF THE SERVICE BAY AT KAL TIRE LOCATED IN LADNER BC, CANADA. IT WAS NECESSARY TO EMPLOY THE PARKING BRAKE TO STOP THE VEHICLE. BECAUSE I RESIDE IN POINT ROBERTS WA, I COULD NOT TAKE THE RISK OF DRIVING 45 MILES TO THE NEAREST NISSAN DEALER LOCATED IN BELLINGHAM WA. LADNER IS ONLY 5 OR 6 MILES FROM POINT ROBERTS WA. HAD I RAN THE MAXIMA DOWN I-5 DOWN TO BELLINGHAM WA, THIS COMPLETE BRAKE FAILURE WOULD HAVE BEEN LETHAL WHEN DRIVING AT STATED EXPRESSWAY SPEED LIMITS OF 70 MPH. THE FAILURE OF A MASTER BRAKE VALVE AT 48,000 MILES IS UNPRECEDENTED IN MY 50 YEARS OF DRIVING EXPERIENCE. I HAVE REQUESTED THE VALVE BE HELD FOR ANALYSIS AND I WILL BE HAPPY TO MAIL IT TO YOU FOR YOUR PERUSAL SHOULD YOU WISH TO DIAGNOSE IT. THIS VALVE NOT COVERED UNDER THE 36,000 MILE WARRANTY, PER THE NISSAN DEALER LOCATED IN BELLINGHAM WA. I CONCLUDE THIS COMMUNICATION BY EXPRESSING MY CONCERNS REGARDING THE RELATIVE SAFETY OF THIS MASTER BRAKE CYLINDER. IT IS NOT UNREASONABLE TO STATE LIVES ARE AT STAKE IN THIS MATTER. *TR
Official recalls
106V402000 · Steering:column LOCKING:ANTI-THEFT Device
Oct 23, 2006
CERTAIN PASSENGER VEHICLES EQUIPPED WITH AN 'INTELLIGENT KEY' FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 114, "THEFT PROTECTION." DURING AN INSPECTION OF SOME VEHICLES AT THE ASSEMBLY PLANT, IT WAS FOUND THAT THE STEERING WHEEL WAS LOCKED WITH THE IGNITION KNOB IN THE "OFF" POSITION BUT THE VEHICLE TRANSMISSION NOT BEING IN THE "PARK" POSITION.
Consequence & remedy
Consequence: IF THE KEY IS TURNED TO THE "OFF" POSITION WITHOUT THE TRANSMISSION BEING IN THE "PARK" POSITION, IT IS POSSIBLE THAT THE STEERING WHEEL CAN LOCK WHEN TURNED TO THE RIGHT.
Remedy: DEALERS WILL INSPECT AND REPLACE THE STEERING WHEEL LOCK ASSEMBLY FREE OF CHARGE. THE RECALL BEGAN ON DECEMBER 18, 2006. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261.
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
1PE08045 · Transmission Hose Leak
Opened Jul 23, 2008 · Closed Oct 24, 2008
Status: closed (inferred from source dates) · Power Train:automatic Transmission; Power Train:automatic Transmission:cooling Unit And Lines
THIS PE WAS OPENED FOR MODEL YEAR (MY) 2008 NISSAN MAXIMA VEHICLES BASED ON EARLY WARNING DATA THAT THE AUTOMATIC TRANSMISSION COOLER HOSE MAY HAVE PINHOLES AND/OR CRACKS RESULTING IN A TRANSMISSION FLUID LEAK.THE LEAKED FLUID CAN CONTACT THE EXHAUST SYSTEM AND IGNITE.NISSAN HAS SHOWN THAT THE ROOT CAUSE OF THE PINHOLES AND/OR CRACKS IN THE HOSE IS EXCESSIVE STRESS DURING THE MANUFACTURE FORMING PROCESS RESULTING IN HOSE DEFORMATION AT LOADING ONTO A MANDREL, OR DAMAGE DURING UN-LOADING.REGARDING LOADING STRESS, NISSAN STATES, WHEN EXCESSIVE STRESS IS APPLIED WHILE LOADING THE HOSE ONTO THE MANDREL, HOSE DEFORMATION (WHICH LOOKS LIKE A BULGE) CAN OCCUR AROUND THE BENDING AREA.A CRACK WILL START TO FORM ON THE INSIDE OF THE HOSE AT THE AREA OF DEFORMATION.REGARDING UNLOADING STRESS, NISSAN STATES, AFTER THE CURING PROCESS, IN SOME INSTANCES THE HOSE STUCK TO THE MANDREL TIGHTLY AND THE OPERATOR HAD TO APPLY A SIGNIFICANT AMOUNT OF FORCE TO PULL THE HOSE FROM THE MANDREL.IF THIS OPERATION WAS PERFORMED ROUGHLY, THE INTERIOR OF THE HOSE COULD BE DAMAGED BY THE MANDREL EDGE. NISSAN ALSO STATES, BECAUSE OF THE WAY THE HOSES RECEIVED INTERNAL DAMAGE, A DAMAGED HOSE WAS PRODUCED AS A RARE, RANDOM EVENT RATHER THAN SYSTEMATICALLY.THE TRANSMISSION HOSE SUPPLIER, COOPER STANDARD AUTOMOTIVE, IMPLEMENTED PROCESS IMPROVEMENTS THAT LIMIT EXCESSIVE STRESS ON THE HOSE DURING MANUFACTURE. NISSAN HAS SHOWN THAT THIS TRANSMISSION COOLER HOSE WAS ASSEMBLED ON MY 2007 AND MY 2008 MAXIMA VEHICLES.NISSAN REDESIGNED THE TRANSMISSION COOLER HOSE ON MY 2009 MAXIMA, AND THE HOSE IS MANUFACTURED BY A NEW SUPPLIER.NISSAN HAS ALSO SHOWN THAT THE LEAKS MOSTLY OCCUR WITHIN THE FIRST 2000 MILES OF SERVICE WITH A SEVERE DROP IN INCIDENTS BEYOND 2000 MILES OF SERVICE.MOST LEAKS HAVE ALREADY OCCURRED, AND THE ONE FIRE WAS MINOR. 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 NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.
Additional source detail variants (2)
Power Train:automatic Transmission:cooling Unit And Lines
THIS PE WAS OPENED FOR MODEL YEAR (MY) 2008 NISSAN MAXIMA VEHICLES BASED ON EARLY WARNING DATA THAT THE AUTOMATIC TRANSMISSION COOLER HOSE MAY HAVE PINHOLES AND/OR CRACKS RESULTING IN A TRANSMISSION FLUID LEAK.THE LEAKED FLUID CAN CONTACT THE EXHAUST SYSTEM AND IGNITE.NISSAN HAS SHOWN THAT THE ROOT CAUSE OF THE PINHOLES AND/OR CRACKS IN THE HOSE IS EXCESSIVE STRESS DURING THE MANUFACTURE FORMING PROCESS RESULTING IN HOSE DEFORMATION AT LOADING ONTO A MANDREL, OR DAMAGE DURING UN-LOADING.REGARDING LOADING STRESS, NISSAN STATES, WHEN EXCESSIVE STRESS IS APPLIED WHILE LOADING THE HOSE ONTO THE MANDREL, HOSE DEFORMATION (WHICH LOOKS LIKE A BULGE) CAN OCCUR AROUND THE BENDING AREA.A CRACK WILL START TO FORM ON THE INSIDE OF THE HOSE AT THE AREA OF DEFORMATION.REGARDING UNLOADING STRESS, NISSAN STATES, AFTER THE CURING PROCESS, IN SOME INSTANCES THE HOSE STUCK TO THE MANDREL TIGHTLY AND THE OPERATOR HAD TO APPLY A SIGNIFICANT AMOUNT OF FORCE TO PULL THE HOSE FROM THE MANDREL.IF THIS OPERATION WAS PERFORMED ROUGHLY, THE INTERIOR OF THE HOSE COULD BE DAMAGED BY THE MANDREL EDGE. NISSAN ALSO STATES, BECAUSE OF THE WAY THE HOSES RECEIVED INTERNAL DAMAGE, A DAMAGED HOSE WAS PRODUCED AS A RARE, RANDOM EVENT RATHER THAN SYSTEMATICALLY.THE TRANSMISSION HOSE SUPPLIER, COOPER STANDARD AUTOMOTIVE, IMPLEMENTED PROCESS IMPROVEMENTS THAT LIMIT EXCESSIVE STRESS ON THE HOSE DURING MANUFACTURE. NISSAN HAS SHOWN THAT THIS TRANSMISSION COOLER HOSE WAS ASSEMBLED ON MY 2007 AND MY 2008 MAXIMA VEHICLES.NISSAN REDESIGNED THE TRANSMISSION COOLER HOSE ON MY 2009 MAXIMA, AND THE HOSE IS MANUFACTURED BY A NEW SUPPLIER.NISSAN HAS ALSO SHOWN THAT THE LEAKS MOSTLY OCCUR WITHIN THE FIRST 2000 MILES OF SERVICE WITH A SEVERE DROP IN INCIDENTS BEYOND 2000 MILES OF SERVICE.MOST LEAKS HAVE ALREADY OCCURRED, AND THE ONE FIRE WAS MINOR. 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 NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.
Power Train:automatic Transmission
THIS PE WAS OPENED FOR MODEL YEAR (MY) 2008 NISSAN MAXIMA VEHICLES BASED ON EARLY WARNING DATA THAT THE AUTOMATIC TRANSMISSION COOLER HOSE MAY HAVE PINHOLES AND/OR CRACKS RESULTING IN A TRANSMISSION FLUID LEAK.THE LEAKED FLUID CAN CONTACT THE EXHAUST SYSTEM AND IGNITE.NISSAN HAS SHOWN THAT THE ROOT CAUSE OF THE PINHOLES AND/OR CRACKS IN THE HOSE IS EXCESSIVE STRESS DURING THE MANUFACTURE FORMING PROCESS RESULTING IN HOSE DEFORMATION AT LOADING ONTO A MANDREL, OR DAMAGE DURING UN-LOADING.REGARDING LOADING STRESS, NISSAN STATES, WHEN EXCESSIVE STRESS IS APPLIED WHILE LOADING THE HOSE ONTO THE MANDREL, HOSE DEFORMATION (WHICH LOOKS LIKE A BULGE) CAN OCCUR AROUND THE BENDING AREA.A CRACK WILL START TO FORM ON THE INSIDE OF THE HOSE AT THE AREA OF DEFORMATION.REGARDING UNLOADING STRESS, NISSAN STATES, AFTER THE CURING PROCESS, IN SOME INSTANCES THE HOSE STUCK TO THE MANDREL TIGHTLY AND THE OPERATOR HAD TO APPLY A SIGNIFICANT AMOUNT OF FORCE TO PULL THE HOSE FROM THE MANDREL.IF THIS OPERATION WAS PERFORMED ROUGHLY, THE INTERIOR OF THE HOSE COULD BE DAMAGED BY THE MANDREL EDGE. NISSAN ALSO STATES, BECAUSE OF THE WAY THE HOSES RECEIVED INTERNAL DAMAGE, A DAMAGED HOSE WAS PRODUCED AS A RARE, RANDOM EVENT RATHER THAN SYSTEMATICALLY.THE TRANSMISSION HOSE SUPPLIER, COOPER STANDARD AUTOMOTIVE, IMPLEMENTED PROCESS IMPROVEMENTS THAT LIMIT EXCESSIVE STRESS ON THE HOSE DURING MANUFACTURE. NISSAN HAS SHOWN THAT THIS TRANSMISSION COOLER HOSE WAS ASSEMBLED ON MY 2007 AND MY 2008 MAXIMA VEHICLES.NISSAN REDESIGNED THE TRANSMISSION COOLER HOSE ON MY 2009 MAXIMA, AND THE HOSE IS MANUFACTURED BY A NEW SUPPLIER.NISSAN HAS ALSO SHOWN THAT THE LEAKS MOSTLY OCCUR WITHIN THE FIRST 2000 MILES OF SERVICE WITH A SEVERE DROP IN INCIDENTS BEYOND 2000 MILES OF SERVICE.MOST LEAKS HAVE ALREADY OCCURRED, AND THE ONE FIRE WAS MINOR. 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 NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.
Illustration