FaultScore

2003 Acura MDX electrical problems

18 of the 259 complaints about the 2003 Acura MDX are about the electrical system — 7% of everything reported for this model year. Half of the failures with a mileage on record happened before 120,097 miles.

D

18

Complaints

1

Crashes

3

Fires

0

Injuries

Exactly what failed

Electrical System 14 77.8%
Ignition 3 16.7%
Switch 1 5.6%

Electrical System across every Acura MDX year

2002 12 2.7%
2003 18 4.1%
2004 21 4.7%
2005 18 4.1%
2007 51 11.5%
2009 18 4.1%
2012 13 2.9%
2014 27 6.1%
2015 15 3.4%
2016 37 8.3%
2017 43 9.7%
2018 27 6.1%
2019 39 8.8%
2020 38 8.6%
2022 20 4.5%
2024 10 2.3%
2025 37 8.3%

What owners said

Filed with NHTSA, in their own words.

Chicago, IL

ELECTRICAL SYSTEM

ON APRIL 7 2021 ARRIVED ABOUT 10:45 A.M. I DROVE TO MCGRATH ACURA DEALER AT 9105 WAUKEGAN ROAD, IN WAUKEGAN, ILLINOIS FOR A POWER STEERING FLUSH, THAT EMPLOYEE INSTRUCTED ME WALK WITH HIM TO OBSERVE A UNDERNEATH INSPECTION REAR AND FRONT I NOTICE THAT REAR FRAME IS COMPLETELY RUSTED INCLUDED SHOCKS SURROUNDING THE FRAME, THROUGH OUT THE VEHICLE IT WAS ONA HYDRALIC JACK. SEE IMAGES ME AND EMPLOYEE LOOKING UNDERNEATH.

NHTSA complaint #11407465 — an unverified report by a vehicle owner.

at 119,195 miles Cambria Heights, NY

ELECTRICAL SYSTEM

THE MDX SRS MALFUNCTION-ELECTRICAL NOISE SURGES. THE CAR IS MAKING ELECTRICAL NOISE SURGES, I CANNOT START THE CAR. THE SHIFT INTERLOCK, WHEN I PUT THE CAR IN PARK IT CONTINUES TO ROLL.

NHTSA complaint #11373806 — an unverified report by a vehicle owner.

Chicago, IL Fire

ELECTRICAL SYSTEM

THE VEHICLE JUST CAUGHT ON FIRE ONE NIGHT RIGHT OF THE BM THE PASSENGERS THAT ARE IN THERE

NHTSA complaint #11075258 — an unverified report by a vehicle owner.

at 200,793 miles Melbourne, FL

ELECTRICAL SYSTEM

TL* THE CONTACT OWNS A 2003 ACURA MDX. THE CONTACT STATED THAT ONCE THE IGNITION WAS TURNED TO THE ON POSITION, THE SHIFT LEVER FAILED WITHOUT WARNING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VIN WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 12V573000 (ELECTRICAL SYSTEM). THE APPROXIMATE FAILURE MILEAGE WAS 200,793.

NHTSA complaint #10915515 — an unverified report by a vehicle owner.

at 136,000 miles NEW Orleans, LA Fire

ELECTRICAL SYSTEM

THE HEATED SEAT FUNCTION IN OUR ACURA MALFUNCTIONED AND CAUSED THE SEAT TO MELT AND BURN THROUGH THE ENTIRE UPHOLSTERY DOWN TO THE SEAT SUPPORTS. THE ELECTRICAL MALFUNCTION ALSO TRAVELED TO THE ENTERTAINMENT SYSTEM AND TOTALLY MELTED THE DVD SCREEN. THE FABRIC ON THE CEILING OF THE VEHICLE WAS ALSO SIGNIFICANTLY DAMAGED AND HAS BECOME UNDONE AND FRAYED AND BURNED. THE CAR IS ALSO COVERED IN A DARK FILM/SOOT THAT HAS A BURNED SMELL. LUCKILY NO ONE WAS IN THE VEHICLE WHEN THIS OCCURRED, AS IT HAPPENED OVERNIGHT. IT WAS PARKED IN OUR UNCOVERED DRIVEWAY WITH NO OTHER VEHICLES NEARBY.

NHTSA complaint #10818775 — an unverified report by a vehicle owner.

at 112,000 miles Baton Rouge, LA

ELECTRICAL SYSTEM

TL* THE CONTACT OWNS A 2003 ACURA MDX. WHILE DRIVING AT 45 MPH, THE VEHICLE SEIZED WITHOUT WARNING. THE CONTACT WAS ABLE TO TURN OFF AND RESTART THE VEHICLE. THE VEHICLE WAS MERGED TO THE SHOULDER OF THE ROAD AND WAS TOWED TO AN INDEPENDENT MECHANIC. THE TECHNICIAN DIAGNOSED THAT THERE WAS AN ELECTRICAL FAILURE, BUT WAS UNABLE TO DETERMINE THE LOCATION OF THE FAILURE. THE CONTACT EXPERIENCED THE FAILURE INTERMITTENTLY. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 112,000. THE VIN WAS NOT AVAILABLE.

NHTSA complaint #10745772 — an unverified report by a vehicle owner.

at 150,000 miles Chaplin, CT

ELECTRICAL SYSTEM

AUTO DIMMING REAR VIEW MIRROR DEVELOPED STRANGE CIRCLES. IT BECAME TRIPLE VISION. THEN OVER THE NEXT FEW DAYS IT BEGAN LEAKING A BLACK OILY SUBSTANCE ON THE INTERIOR OF THE CAR AND THE VIEW FROM THE MIRROR IS SOO DISTORTED YOU CANNOT SEE ANYTHING. I CONTACTED ACURA AND THEY SAID OUT OF WARRANTY. TOUGH LUCK. I EXPLAINED THAT THIS IS A MAJOR SAFETY DEFECT AND I RECEIVED THE SAME RESPONSE.

NHTSA complaint #10610832 — an unverified report by a vehicle owner.

at 160,000 miles Granada Hills, CA Fire

ELECTRICAL SYSTEM

I WAS DRIVING ON THE CARPOOL LANE OF 170N WITH MY TWO KIDS (HEADING TO 5N) WHEN THERE WAS SUDDENLY A DOG,YELLOW LABRADOR CROSSING THE FREEWAY AND GETTING RIGHT ON MY LANE. I TRIED TO SLOW DOWN AND BRAKE BUT IT WAS TOO LATE,I HIT THE DOG RIGHT ON THE FRONT OF MY CAR. I FELT MY SEAT BELT TIGHTENED UNCOMFORTABLY THEREAFTER AND I RELEASED IT SO I CAN RESET AND PUT IT AGAIN,BUT IT WON'T PULL TO REACH THE PORT ON MY RIGHT SIDE,IT SEEMED STUCK. IT WAS RIGHT AROUND THAT TIME WE STARTED SMELLING SMOKE THEREAFTER WE HIT THE DOG. MY KIDS AND I WERE LOOKING AROUND WHERE THE SMOKE WAS COMING UNTIL MY DAUGHTER WHO WAS SITTING RIGHT ON MY BACK (DRIVER'S) SAID "MOM THERE'S SMOKE ON THE BACK"..(I WAS ON THE BOTTOM OF THE 170N FREEWAY JOINING 5N) SO I WAS ABLE TO DRIVE ON THE SHOULDER AND PULL OVER AND TOLD THE KIDS TO "GET OUT OF THE CAR, NOW!" I DIDN'T SEE WHERE THE SMOKE REALLY WAS BECAUSE MY CONCERN WAS TO GET OURSELVES TO STOP THE CAR SAFELY AND GET OUT. WE RAN AWAY FROM THE CAR ABOUT 30-50 FEET AWAY. THERE WAS A GENTLEMAN WHO PULLED ON THE SHOULDER AND ASKED WHAT'S GOING ON AND LEND ME HIS PHONE (I LEFT EVERYTHING IN THE CAR). HE CHECKED ON THE CAR AND THOUGHT "IT WAS OKAY".. I TOLD MYSELF I CAN GET MY PHONE AND PURSE STILL SO I RAN BACK AND GET IT (THERE WAS SOME SMOKE INSIDE I CAN'T TELL WHERE IT WAS FROM) . BY THE TIME I RAN BACK TO MY KIDS AND THE GENTLEMAN IT WAS ALREADY SMELLING SMOKE FROM WHERE WE ARE AND IN MAYBE A SECOND THERE WAS SOME FIRE VISIBLE FROM THE DRIVERS SIDE,ON THE DOOR SIDE INSIDE..AND THEN MY DAUGHTER TOLD ME "MOM THE SMOKE WAS COMING FROM THE HOLE OF THE SEAT BELT ON THE WALL,IT WAS GOING TO ME SO I MOVED ON THE OTHER SIDE". SEEING THE FIRE I CALLED 911 AT 2:57PM TO ALARM AND AWARE THEM. I ASKED THE GENTLEMAN TO TAKE US ON A SAFE PLACE AWAY FROM THE CAR COZ I WAS AFRAID THE CAR WOULD CONSEQUENTLY EXPLODE.

NHTSA complaint #10553853 — an unverified report by a vehicle owner.

at 209,000 miles Marietta, GA Crash

ELECTRICAL SYSTEM

VEHICLE WAS PARKED IN RESIDENTIAL DRIVEWAY. DRIVER REMOVED KEY, EXITED VEHICLE AND REMOTELY APPLIED THE DOOR LOCKS. VEHICLE IMMEDIATELY BEGAN COASTING DOWN AND ULTIMATELY OFF THE DRIVEWAY, DOWN A STEEP GRADE INTO THE YARD UNTIL IT STRUCK A TREE APPROXIMATELY 50 FEET AWAY. RESULTING SIGNIFICANT DAMAGE TO FRONT OF VEHICLE WAS APPRAISED AT $5900. CAR COULD NOT BE REMOVED FROM ITS RESTING PLACE AGAINST TREE EXCEPT BY TOW TRUCK. TOW DRIVER INDICATED THAT VEHICLE WAS STILL IN DRIVE, NOT PARK WHEN HE EXTRACTED IT FROM CRASH POSITION. TOW DRIVER AND REPAIR FACILITY INDICATED THAT IT SHOULD NOT HAVE BEEN POSSIBLE TO REMOVE KEY FROM IGNITION WITHOUT VEHICLE BEING IN PARK, YET THAT WAS THE SPECIFIC CAUSE OF THE CRASH.

NHTSA complaint #10490506 — an unverified report by a vehicle owner.

at 110,000 miles Gainesville, FL

ELECTRICAL SYSTEM

THE LOCKING MECHANISM THAT SECURES THE KEY IN THE IGNITION UNTIL PARK IS ENGAGED DID NOT WORK. THEREFORE I UNKNOWINGLY REMOVED THE KEY FROM THE IGNITION WITHOUT HAVING PARK ENGAGED. THE CAR ROLLED BACK FROM THE PARKING SPOT INTO A TREE. FORTUNATELY, NO ONE WAS INJURED AND THERE WAS NO DAMAGE TO THE CAR. I HAVE REPORTED THIS PROBLEM TO ACURA. IT SEEMS SIMILAR TO THE PROBLEM CURRENTLY BEING INVESTIGATED FOR HONDA ODYSSEY'S AND PILOTS FROM 2003 AND 2004 BY NHTSA. NOTE THAT I DO NOT REMEMBER THE DATES/MILEAGE WHEN THIS FIRST OCCURRED BUT IT IS AN ONGOING PROBLEM. I HAVE TRIED SEVERAL KEYS IN THE IGNITION AND THE PROBLEM PERSISTS.

NHTSA complaint #10479559 — an unverified report by a vehicle owner.

at 105,180 miles DES Moines, IA

ELECTRICAL SYSTEM

THE IGNITION PARK-SHIFT INTERLOCK HAS FAILED, ALLOWING THE IGNITION KEY TO BE REMOVED FROM THE IGNITION SWITCH WITHOUT THE AUTOMATIC TRANSMISSION BEING SHIFTED TO PARK.

NHTSA complaint #10461304 — an unverified report by a vehicle owner.

at 109,545 miles SAN Jose, CA

ELECTRICAL SYSTEM

IGNITION CAN BE TURNED OFF IN ANY GEAR AND KEY REMOVED. THIS SHOULD ONLY BE POSSIBLE WHILE IN PARK FOR SAFETY CONSIDERATIONS. VEHICLE WILL COAST IF ON A GRADE.

NHTSA complaint #10449577 — an unverified report by a vehicle owner.

Washington, DC

ELECTRICAL SYSTEM

CHECK ENGINE LIGHT CONTINUOUSLY GOES OFF INDICATING LOOSE GAS VALVE. MANUFACTURER'S ERROR CODE: P0457 DEALER TELLS OWNER GAS CAP IS LOOSE AND REPLACES. AFTER 100 MILES AND CAREFUL ATTENTION TO MAKING SURE CAP IS TIGHT AFTER EACH REFILL, SAME ERROR CODE OCCURS. AFTER SMOKE CHECKS VERIFY NO OTHER LEAKS, GAS CAP IS REPLACED. CHECK ENGINE LIGHT IS OFF (OSTENSIBLY BECAUSE THE DEALER SOMEHOW CLEARS THE CODE OR DISCONNECTS BATTERY). AFTER 100 MILES THE LIGHT GOES BACK ON. THIS HAS HAPPENED CONTINUOUSLY OVER THE COURSE OF 3 YEARS. CANNOT KNOW IF SOMETHING ELSE IS WRONG WITH CAR WITHOUT PAYING FOR A DIAGNOSTIC BECAUSE LIGHT IS CONTINUOUSLY ON. CANNOT PASS CA SMOG CHECK WITH A MALFUNCTIONING CHECK ENGINE LIGHT (AS THIS SEEMS PRETTY CLEAR TO ME THAT IS WHAT IT IS). ACURA REFUSES TO ADMIT THERE IS A PROBLEM. (ALTHOUGH THE DEALER I GO TO HAS BEEN GREAT.) HAVE WASTED MUCH MONEY TO EACH TIME BE TOLD "LOOSE GAS CAP" WHEN I KNOW THAT IS NOT THE CASE.

NHTSA complaint #10380536 — an unverified report by a vehicle owner.

at 85,000 miles N Palm Beach, FL

ELECTRICAL SYSTEM:IGNITION

TL*THE CONTACT OWNS A 2003 ACURA MDX. THE CONTACT STATED THAT SHE PARKED THE VEHICLE AND LEFT IT IN DRIVE; YET, WHEN SHE REMOVED THE KEY OUT OF THE IGNITION, THE VEHICLE ROLLED DOWN THE DRIVEWAY. HONDA WAS CONTACTED AND THEY STATED THAT THERE WAS NOTHING THEY COULD DO. THE VEHICLE WAS NOT REPAIRED. THIS FAILURE HAS BEEN PRESENT FOR APPROXIMATELY ONE MONTH. THE FAILURE MILEAGE WAS APPROXIMATELY 85,000. THE CURRENT MILEAGE WAS 95,200. UPDATED 12/22/10

NHTSA complaint #10354887 — an unverified report by a vehicle owner.

at 145,000 miles Keasbey, NJ

ELECTRICAL SYSTEM:IGNITION

I HAVE A 2003 ACURA MDX WHICH HAS A DEFECTIVE IGNITION SWITCH INTERLOCK MECHANISM . WHEN IN DRIVE I CAN TURN THE ENGINE OFF AND REMOVE THE KEY. I HAVE HAD THE CAR ROLL AWAY MOMENTARILY. THE PROBLEM IS EXACTLY THE SAME AS DESCRIBED IN THE HONDA RECALL ISSUED 8/9/10 FOR 2003 ACCORD, CIVIC AND ELEMENT VEHICLES.

NHTSA complaint #10348455 — an unverified report by a vehicle owner.

Hillsboro, OR

ELECTRICAL SYSTEM

THIS IS RELATED TO THE RECENT HONDA RECALL FOR IGNITION KEY ISSUE. THE SAME PROBLEM HAS BEEN NOTICED ON MY ACURA 2003 MDX. THERE HAS NOT BEEN ANY INCIDENT ARISING OUT OF IT BECAUSE OF MY CHECKS AFTER SWITCHING OFF MY CAR BUT SOME OTHER PEOPLE MIGHT NOT BE LUCKY. THE KEY SOMETIMES COMES OUT AFTER SWITCHING THE CAR OFF WITHOUT MOVING THE GEAR TO PARK. THIS HAPPENS IF DONE QUICKLY. THE DATE BELOW IS A APPROXIMATE DATE SINCE I KNOW IT HAPPENED 2-3 WEEKS BACK.

NHTSA complaint #10348296 — an unverified report by a vehicle owner.

at 121,000 miles Raleigh, NC

ELECTRICAL SYSTEM:IGNITION:SWITCH

ELECTRICAL SYSTEM:IGNITION:SWITCH I CAN REMOVE THE KEY FROM MY ACURA MDX WHEN THE CAR IS TURNED OFF AND STILL IN GEAR. THERE WAS A RECALL ON THIS PROBLEM FOR EARLIER MODELS HTTP://WWW-ODI.NHTSA.DOT.GOV/CARS/PROBLEMS/RECALLS/RESULTS.CFM?SEARCHTYPE=QUICKSEARCH&RCL_ID=05V025000&SUMMARY=TRUE BUT IT DOES NOT COVER MY VEHICLE.

NHTSA complaint #10280982 — an unverified report by a vehicle owner.

at 42,900 miles Rochester, NY

ELECTRICAL SYSTEM:IGNITION

THE KEY CAN BE REMOVED FROM THE IGNITION WHILE THE VEHICLE IS STILL IN GEAR EVEN THOUGH THE VEHICLE IS STOPPED ALLOWING THE VEHICLE TO STILL ROLL IF ON AN INCLINE OR BUMPED.

NHTSA complaint #10231097 — an unverified report by a vehicle owner.

Other 2003 Acura MDX problems

← Full 2003 Acura MDX report