NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
51 reportsClear category filterMileage unknown · Jun 3, 2026
Air BagsElectrical System
The driver's seat wiring harness on my daughter's 2007 Acura MDX has failed under normal operating conditions. The physical adjustment and movement of the driver's seat causes the factory wiring harness to over-tension and fracture internally. This has resulted in an intermittent, escalating failure of the Supplemental Restraint…
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The driver's seat wiring harness on my daughter's 2007 Acura MDX has failed under normal operating conditions. The physical adjustment and movement of the driver's seat causes the factory wiring harness to over-tension and fracture internally. This has resulted in an intermittent, escalating failure of the Supplemental Restraint System (SRS), throwing diagnostic trouble code DTC 71-11 ("open circuit in the driver's seat position sensor"). This is a known manufacturer engineering defect documented under Acura Technical Service Bulletin TSB 11-023. This defect poses an immediate safety hazard because the vehicle's computer automatically disables the driver's side airbag safety deployment when the circuit loses connection. The manufacturer is currently refusing to cover the repair due to the age of the vehicle, despite it being a critical safety-restraint system failure that leaves the driver unprotected in a collision. (The exact date of first onset is estimated, as this safety defect is an ongoing, intermittent electrical failure that began several months ago but only recently became more frequent. We also were originally unaware that the airbag warning light coming on meant the airbags were disabled, or we would have brought the car in sooner.)
NHTSA ODI #11741869
84,000 miles · Mar 2, 2021
Electrical System
TL* THE CONTACT OWNS A 2007 ACURA MDX. THE CONTACT STATED THAT THE VEHICLE EXPERIENCED ELECTRICAL FAILURES WHERE THE POWER DOORS UNLOCK AND LOCK WITHOUT WARNING. ADDITIONALLY, THE WINDOWS WOULD RAISE AND LOWER WITHOUT WARNING. THE VEHICLE WOULD LOSE POWER WITHOUT WARNING. THE VEHICLE WAS NOT TAKEN TO A DEALER OR INDEPENDENT MECH…
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TL* THE CONTACT OWNS A 2007 ACURA MDX. THE CONTACT STATED THAT THE VEHICLE EXPERIENCED ELECTRICAL FAILURES WHERE THE POWER DOORS UNLOCK AND LOCK WITHOUT WARNING. ADDITIONALLY, THE WINDOWS WOULD RAISE AND LOWER WITHOUT WARNING. THE VEHICLE WOULD LOSE POWER WITHOUT WARNING. THE VEHICLE WAS NOT TAKEN TO A DEALER OR INDEPENDENT MECHANIC TO BE DIAGNOSED. THE MANUFACTURER WAS NOT INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 84,000.
NHTSA ODI #11398763
133,000 miles · Apr 12, 2020
Electrical SystemEngineExterior Lighting
THE RADIO AND NAVIGATION INTERMITTENTLY GO ON AND OFF WHILE DRIVING.MY ABS,CHECK EMISSION SYSTEM,SHAW-D WILL GO OFF. CAR WILL SHUT DOWN WHILE IM DRIVING AND I LOSE ALL POWER. I LOSE POWER TO LOCKS, WINDOWS AND BACK HATCH. SOME DAYS WHEN STARTING THE CAR IT WONT TURN OVER AND START UP. SOMEDAYS AFTER DRIVING AND I TURN THE CAR OF…
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THE RADIO AND NAVIGATION INTERMITTENTLY GO ON AND OFF WHILE DRIVING.MY ABS,CHECK EMISSION SYSTEM,SHAW-D WILL GO OFF. CAR WILL SHUT DOWN WHILE IM DRIVING AND I LOSE ALL POWER. I LOSE POWER TO LOCKS, WINDOWS AND BACK HATCH. SOME DAYS WHEN STARTING THE CAR IT WONT TURN OVER AND START UP. SOMEDAYS AFTER DRIVING AND I TURN THE CAR OFF, I LOSE ALL POWER. WHILE DRIVING THE CAR WILL JUMP INTO GEAR AS I AM ACCELERATING.
NHTSA ODI #11320917
122,000 miles · Dec 18, 2019
Electrical System
OVER THE PAST TWO YEARS HAVE HAD TO INEXPLICABLY JUMP MDX WHEN IT FAILS TO START, USUALLY AFTER SITTING OVER NIGHT. (CONFIRMED NO AUXILIARY POWER LEFT ON.) WILL BE FINE FOR A PERIOD OF TIME, AND SYMPTOMS REAPPEAR. HAVE NOW CHANGED BATTERY TWICE IN PAST YEAR. FOUR MONTHS AFTER MOST RECENT BATTERY CHANGE, BATTERY WAS DEAD AGAIN…
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OVER THE PAST TWO YEARS HAVE HAD TO INEXPLICABLY JUMP MDX WHEN IT FAILS TO START, USUALLY AFTER SITTING OVER NIGHT. (CONFIRMED NO AUXILIARY POWER LEFT ON.) WILL BE FINE FOR A PERIOD OF TIME, AND SYMPTOMS REAPPEAR. HAVE NOW CHANGED BATTERY TWICE IN PAST YEAR. FOUR MONTHS AFTER MOST RECENT BATTERY CHANGE, BATTERY WAS DEAD AGAIN. THIS TIME AFTER JUMPED THE CAR THREW SOME ADDITIONAL WARNING LIGHTS AROUND CHARGING SYSTEM. AFTER TRYING TO RETURN TO THE PARKING SPACE, THE CAR STARTED WAS NOT DRIVING PROPERLY, SEEMS TO BE ELECTRICAL. AFTER READING FORUMS ONLINE MY SYMPTOMS MATCH VERY CLOSELY TO OTHERS THAT HAVE A HANDSFREELINK ISSUE ON THIS MODEL MDX. (PARASITIC POWER DRAW.) CONTACTING ACURA TODAY, AS THIS TIME THE CAR IS NOT DRIVE-ABLE.
NHTSA ODI #11289796
115,000 miles · Nov 21, 2019
Electrical SystemEngine
ENGINE SHUTS OFF IN THE MIDDLE OF DRIVE ON THE ROAD REGARDLESS OF THE SPEED. WHEN THIS HAPPENS CAR LOST TOTAL ELECTRICAL POWER RESULTING IN BLACKOUT, NOT ABLE TO TURN ON HAZARD LIGHT ALSO, STEERING WHEEL IS TIGHT UNABLE TO TURN THE VEHICLE.. NEED TO RESET NAVIGATION CODE, AND AUDIO CODES TO RESTART GPS NAVIGATION RESPECTIVELY. …
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ENGINE SHUTS OFF IN THE MIDDLE OF DRIVE ON THE ROAD REGARDLESS OF THE SPEED. WHEN THIS HAPPENS CAR LOST TOTAL ELECTRICAL POWER RESULTING IN BLACKOUT, NOT ABLE TO TURN ON HAZARD LIGHT ALSO, STEERING WHEEL IS TIGHT UNABLE TO TURN THE VEHICLE.. NEED TO RESET NAVIGATION CODE, AND AUDIO CODES TO RESTART GPS NAVIGATION RESPECTIVELY. I WAS
NHTSA ODI #11281663
195,000 miles · Oct 29, 2019
Electrical System
HANDS FREE LINK DRAINING BATTERY AFTER SITTING FOR A COUPLE DAYS IT'S ON VARIOUS ACURA MODELS. PEOPLE MAKING YOUTUBE VIDEOS ON HOW TO UNPLUG THEM TO KEEP THE BATTERY FROM DRAINING. I BOUGHT THE CAR WITH THIS PROBLEM.
NHTSA ODI #11271756
170,000 miles · Aug 28, 2019
Electrical SystemFire
AT 9 PM MY MDX CAUGHT FIRE AND I DID NOT USE IT AFTER 11 AM THAT DAY SO IT WAS SITTING FOR 12 HOURS AND IT CAUGHT FIRE
NHTSA ODI #11252090
131,000 miles · Aug 13, 2019
Electrical SystemEngine
WHILE DRIVING, THE CAR WILL FREQUENTLY LOSE ELECTRICAL POWER. DASH INDICATOR LIGHTS COME ON, THE RADIO SHUTS OFF AND SOMETIME I'LL HAVE TO RESET THE RADIO AND NAVIGATION CODES. WHILE AT A STOP LIGHT, SOMETIMES DEPRESSING THE GAS PEDAL DOES NOTHING AND THEN SUDDENLY IT WILL BEGIN TO MOVE. I'M VERY CONCERN THE UNPREDICTABLE NATURE…
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WHILE DRIVING, THE CAR WILL FREQUENTLY LOSE ELECTRICAL POWER. DASH INDICATOR LIGHTS COME ON, THE RADIO SHUTS OFF AND SOMETIME I'LL HAVE TO RESET THE RADIO AND NAVIGATION CODES. WHILE AT A STOP LIGHT, SOMETIMES DEPRESSING THE GAS PEDAL DOES NOTHING AND THEN SUDDENLY IT WILL BEGIN TO MOVE. I'M VERY CONCERN THE UNPREDICTABLE NATURE OF THE PROBLEM WILL CAUSE A WRECK IF I LOSE ENGINE POWER, ESPECIALLY IN A CURVE.
NHTSA ODI #11243441
130,000 miles · Jan 24, 2019
Electrical SystemEngineSteering
I OWN A 2007 ACURA MDX WHICH HAS HAD A NUMBER OF INTERMITTENT ELECTRICAL PROBLEMS OVER THE YEARS. I HAD TO REPLACE THE HANDSFREE LINK MODULE A FEW YEARS AGO AT THE DEALER. THE YELLOW CHECK OIL LEVEL LIGHT HAS COME ON FOR NO REASON FOR YEARS. IT GOES ON FOR A SECOND THEN OFF. A FEW MONTHS AGO THE ENTIRE ELECTRICAL SYSTEM …
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I OWN A 2007 ACURA MDX WHICH HAS HAD A NUMBER OF INTERMITTENT ELECTRICAL PROBLEMS OVER THE YEARS. I HAD TO REPLACE THE HANDSFREE LINK MODULE A FEW YEARS AGO AT THE DEALER. THE YELLOW CHECK OIL LEVEL LIGHT HAS COME ON FOR NO REASON FOR YEARS. IT GOES ON FOR A SECOND THEN OFF. A FEW MONTHS AGO THE ENTIRE ELECTRICAL SYSTEM 'FRIED' AND I HAD TO BUY A NEW BATTERY AND NEW ALTERNATOR. RECENTLY I HEAR A BUZZING SOUND WHEN I USE THE TURN SIGNALS AND THE HAZARDS DO NOT WORK AT ALL. LAST NIGHT THE CAR DIED ON THE INTERSTATE- THE INSTRUMENT PANEL WENT DARK, THE ENGINE WOULD NOT ACCELERATE, AND I WAS LUCKY TO BE ABLE TO GET ONTO THE SHOULDER. I TURNED OFF THE CAR AND THEN STARTED IT AGAIN. WHEN IT WORKS THERE IS NO PROBLEM WITH THE OPERATION BUT THIS CAR IS NOW UNRELIABLE AND DANGEROUS. I SEE THERE HAVE BEEN OVER 40 COMPLAINTS FOR THE SAME THING NOTED ON CARCOMPLAINTS.COM REFERRING TO THE NHTSA WEBSITE, ABOUT THE CAR DYING FOR NO REASON WHILE IN MOTION AND THAT NO ACURA DEALER SEEMS ABLE TO FIX IT AND ACURA REFUSES TO ACKNOWLEDGE THE PROBLEM OR DO A RECALL THE CAR IS NOW AT MY MECHANIC TO SEE IF HE CAN FIND OUT WHAT IS WRONG BUT ALL THE COMMENTS I SAW ON CARCOMPLAINTS.COM INDICATE THERE HAS NOT YET BEEN A DEFINITIVE DIAGNOSIS MADE BY ACURA OR ANYONE ELSE, AND THERE IS NO ACTIVE RECALL EITHER THIS IS EXTREMELY DANGEROUS AS THE OTHER COMPLAINTS ALSO INDICATE THAT THE DOORS AND WINDOWS DO NOT OPERATE WHEN THE CAR STALLS OUT AND OCCUPANTS CAN BE TRAPPED INSIDE THE CAR
NHTSA ODI #11171901
140,000 miles · Dec 13, 2018
Electrical System
I'VE EXPERIENCED SEVERAL ELECTRICAL ISSUES ELECTRICAL WITH MY VEHICLE THE MOST TROUBLING WAS THE VEHICLE COMPLETELY SHUT OFF ON THE HIGHWAY THEN IMMEDIATELY RESTARTED!!!! IN ADDITION TO THIS, THE NEXT ISSUE IS BATTERY PERFORMANCE. THE BATTERY IS CONSTANTLY DRAINED. IN THE 11 YEARS THAT I OWNED THE VEHICLE, THE BATTERY HAS BEEN…
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I'VE EXPERIENCED SEVERAL ELECTRICAL ISSUES ELECTRICAL WITH MY VEHICLE THE MOST TROUBLING WAS THE VEHICLE COMPLETELY SHUT OFF ON THE HIGHWAY THEN IMMEDIATELY RESTARTED!!!! IN ADDITION TO THIS, THE NEXT ISSUE IS BATTERY PERFORMANCE. THE BATTERY IS CONSTANTLY DRAINED. IN THE 11 YEARS THAT I OWNED THE VEHICLE, THE BATTERY HAS BEEN REPLACED 4 TIMES. (I INITIALLY THOUGHT THIS WAS ASSOCIATED WITH MY BLUETOOTH BEING CONNECTED BUT I'VE DISCONNECTED THIS MANY YEARS AGO AND THE ISSUES STILL PERSIST. I WAS STRAINED ON WINTER BECAUSE THE BATTERY DRAINED AND WAS STUCK AT THE AIRPORT FOR 3 1/2 HOURS WAITING FOR AAA. LASTLY, I TURNED MY CAR ON THIS PAST SUNDAY WHEN MY MIL DISPLAY "CHECK TRANSMISSION." I BROUGHT THE CAR TO ACURA FOR SERVICE AND THEY HAVE INFORMED ME THAT THE GEAR POSITION SENSOR MUST BE REPLACED. THIS IS ANOTHER ELECTRICAL CIRCUIT PROBLEM OF A MECHANICAL PROBLEM WITH THE TRANSMISSION. TOO MANY ELECTRICAL ISSUES!!!
NHTSA ODI #11161131