There are 11 owner-reported electrical system complaints for the 2006 Mazda Mazda3in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
When I take the key out of the ignition the car doesn't recognize the key is out and won't stop beeping. I can't use the key fob to lock or unlock the car. I have to use the original door key to lock and unlock or the alarm will go off. I have replace the ignition switch cylinder 2 times and it still doesnt work. There is a little bit of "play" that is keeping it from not beeping and beeping. I can take it out slowly and it will work but then it slips again and I get locked out of the car and the alarm goes off again until I use the key to manually unlock the car door.
CAR WON'T START DUE TO CORROSION ON STARTER WIRE HARNESS. EVERY ONCE IN A WHILE IT WILL START BUT EVEN AFTER HAVING THE CORROSION CLEANED OFF THE WIRES, IT STILL WON'T START MOST OF THE TIME
TL* THE CONTACT OWNS A 2006 MAZDA 3. THE CONTACT STATED THAT THE VEHICLE FAILED TO START INTERMITTENTLY. IN ADDITION, WHEN THE VEHICLE WAS STARTED, THE CONTACT NOTICED A FUEL ODOR EMITTING FROM THE VEHICLE. THE VEHICLE WAS TOWED TO THE DEALER, BUT WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 15V674000 (ELECTRICAL SYSTEM). THE FAILURE MILEAGE WAS 130,000.
THIS IS NOT THE FIRST TIME I AM HAVING A PROBLEM. IT STARTED BY THE CAR NOT STARTING, THEN IT WOULD START AND BE FINE FOR A COUPLE MONTHS. BATTERY WAS NOT LOW, FLUIDS WERE PERFECT, EVERYTHING WAS TESTED AND NO PROBLEM WAS FOUND. BUT THERE OBVIOUSLY A PROBLEM. NOW, THE CAR STARTS BUT I CAN'T GET IT OUT OF PARK AND THE LETTERS DON'T LIGHT UP WHEN I SHIFT GEARS. IT'S A SECURITY PROBLEM I BELIEVE BUT THERE ARE NOT MANY MILES ON THE CAR AND THIS HAS BEEN GOING ON FOR SO LONG. IT'S RIDICULOUS. *TR
STARTER ON MY 2006 MAZDA 3 WILL NOT CRANK OR START INTERMITTENTLY. THIS HAS HAPPEN FIVE OR SIX TIMES OVER THE 4 AND HALF YEARS THAT I HAVE HAD IT. STARTED ONLY AFTER BEING JUMP STARTED. TOOK IT INTO DEALERSHIP WHILE UNDER WARRANTY, BUT THEY COULD NOT FIND ANYTHING WRONG WITH IT. HAVE SEEN TWO BULLETINS THAT WERE ISSUED BUT THE PROBLEM STILL SEEMS TO BE OCCURRING AFTER OTHER OWNERS HAVE BEEN FIXED. LUCKILY I HAVE BEEN NEAR HOME WHEN IT HAS OCCURRED BECAUSE THERE IS NO WARNING. IT HAPPEN AFTER I HAVE DRIVEN THE CAR FOR MILES AND PARK FOR TEN MINUTES. *TR
FIRST THE AIR CONDITIONER FLICKERS ON AND OFF ON SETTINGS 1, 2 AND 3. SO IT IS CONSTANTLY SWITCHING OFF. SECOND THE CD PLAYER WILL NOT ACCEPT OR PLAY CDS, IT JUST SAYS CHECK DISC AND EJECTS THE DISC. THE CLOCK CHANGES TIME OCCASIONALLY TOO. *TR
CAR WAS DRIVING AS NORMAL. NOTHING WAS OUT OF THE ORDINARY. WENT TO GO START UP THE CAR ONE MORNING TO GO TO WORK, AND THE CAR WOULDN'T START. IT WAS NOT LIKE A DEAD BATTERY. I TURNED THE KEY, NOTHING HAPPENED. NO STARTER MOTOR GOING, NO CLICKING NOISE...JUST GOT NOTHING. AFTER GETTING TOWED TO THE DEALER, THEY SAID THEY COULDN'T DIAGNOSE ANYTHING BECAUSE THE COMPUTER THEY ATTACH TO MY CAR WAS GETTING NO READINGS - THERE WAS THE PROBLEM. MY ECU HAD COMPLETELY FAILED. THEY HAD TO REPLACE THE ECU. THANKFULLY I HAD AN EXTENDED WARRANTY SO THAT SAVED ME $1100+. BUT I'M AFRAID THIS MAY HAPPEN AGAIN ONCE THE EXTENDED WARRANTY EXPIRES. *TR
2006 MAZDA 3 DRIVER SIDE HEADLAMP SHORT-CIRCUITED RESULTING IN ELECTRICAL FIRE IMMEDIATELY AFTER MINOR COLLISION. FIRE QUICKLY STARTED TO SPREAD DAMAGING RADIATOR SUPPORT AND FUSE BOX. PARTS REPLACED IN BODY SHOP. BODY SHOP SAID THESE CARS TEND TO CATCH FIRE WHEN COLLIDING IN THAT SPECIFIC AREA. *JB
AFTER USING AN EXTERNAL GPS 2-3 WEEKS AGO, THE CLOCK, REMOTE LOCKS, RADIO, AND OUTDOOR TEMP. GAUGE FAILED. AFTER THREE TRIPS TO THE DEALER BECAUSE THE PROBLEM OCCURRED AGAIN THE DEALER 'COULD NOT REPLICATE THE PROBLEM.' THE SECOND AND THIRD TIME THIS OCCURRED NO EXTERNAL DEVICES WERE USED. I COULD NOT FIND A RECALL OR SERVICE ADVISORY. *JB
I AM THE OWNER OF A MAZDA 3 2006. BOUGHT THE CAR 1 MONTH AGO AND JUST TWO DAYS AGO WHILE DRIVING IN A VERY BUSY INTERSECTION, THE VEHICLE SIMPLY STOP WHILE IN GEAR AND WOULD NOT START AGAIN. VEHICLE WAS TOWED TO THE NEAREST DEALER. TODAY I WAS TOLD THAT THE VEHICLE'S COMPUTER SIMPLY CRASHED AND A NEW ONE NEEDS TO BE ORDER. WHEN I ASK THE REASON FOR THE COMPUTER CRASH, I WAS TOLD THAT THE TEMPERATURE WAS TOO HOT. HIGHEST TEMPERATURE REACHED THE DAY OF THE INCIDENT WAS 90 DEGREES. CALLED THE MANUFACTURER TO EXPLAIN CONCERN FOR MY SAFETY AND TO REQUEST A VEHICLE EXCHANGE AND WAS TOLD THAT THE INCIDENT NEEDS TO OCCUR MORE THAN ONCE TO BE CONSIDERED A PROBLEM. *NM
TL *- THE CONTACT OWNS A 2006 MAZDA 6. THE INSTRUMENT PANEL POORLY ILLUMINATED. THE CONTACT HAD TO USE A FLASHLIGHT TO SEE THE PANEL. THE DEALER STATED THAT THIS WAS A KNOWN PROBLEM, HOWEVER, THEY WER UNABLE TO REPAIR IT. THE CURRENT MILEAGE WAS 15,000. *AK
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026