Total Complaints
18 filings
MAZDA MX-5 MIATA · model year
18 NHTSA complaints, 2 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2003MAZDAMX-5 MIATA carries 18 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 2 crashes, 3 fires, 1 injury, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2003 MX-5 MIATA is steering with 2 filings, followed by exterior lighting:headlights (1) and seats:front assembly:recliner (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.
NHTSA currently has 21 investigation files overlapping the 2003 MX-5 MIATA, and 1 remain open. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
18 filings
Crashes Reported
2 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| STEERING | 2 |
| EXTERIOR LIGHTING:HEADLIGHTS | 1 |
| SEATS:FRONT ASSEMBLY:RECLINER | 1 |
| VEHICLE SPEED CONTROL:ACCELERATOR PEDAL | 1 |
| EQUIPMENT | 1 |
| WHEELS:RIM | 1 |
| FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM | 1 |
| ELECTRICAL SYSTEM | 1 |
| STRUCTURE:BODY | 1 |
| POWER TRAIN:CLUTCH ASSEMBLY | 1 |
| EXTERIOR LIGHTING | 1 |
| POWER TRAIN:MANUAL TRANSMISSION | 1 |
| STRUCTURE:FRAME AND MEMBERS | 1 |
| TIRES | 1 |
| SUSPENSION | 1 |
THE PLASTIC BATTERY TRAY IN THE MAZDA MX5 IS QUITE FRAGILE AND OFTEN BREAKS UNDER NORMAL OPERATING CONDITIONS. I HAVE HAD TO REPLACE SEVERAL OF THESE TRAYS IN MY 2003 MX5. NOW, WITH YET ANOTHER BROKEN TRAY, I AM TOLD THAT THESE TRAYS ARE NO LONGER AVAILABLE. RECENTLY THIS CREATED A VERY DANGEROUS SITUATION IN WHICH MY BATTERY MOVED ENOUGH TO MAKE A CONTACT BETWEEN THE POSITIVE BATTERY POLE AND THE METAL PART THAT HOLDS DOWN THE BATTERY. THIS CONTACT CAUSED A SHORT CIRCUIT AND FIRE IN THE TRUNK THAT COULD HAVE DESTROYED THE CAR WHILE ALSO CAUSING A DANGEROUS ACCIDENT (BECAUSE THE ENGINE SHUTS OFF WHEN THE BATTERY IS SHORTED). THE INCIDENT WAS IN MOTION ON A CITY STREET. MAZDA CORPORATION SHOULD MAKE THESE TRAYS AVAILABLE AGAIN BECAUSE MANY NB (2ND GENERATION) OWNERS COULD FIND THEMSELVES IN THIS SAME SITUATION. EVENTUALLY, FATALITIES COULD BE EXPECTED. I HAVE MADE SEVERAL ATTEMPTS TO CONVINCE MAZDA TO MAKE THESE TRAYS AVAILABLE, BUT THEY REFUSE TO DO SO, WITHOUT PROVIDING JUSTIFICATI
Mileage: 42,516
TL* THE CONTACT OWNS A 2003 MAZDA MIATA. WHILE DRIVING APPROXIMATELY 35 MPH, IT BECAME DIFFICULT FOR THE CONTACT TO STEER THE VEHICLE. WHILE TURNING LEFT, THE CONTACT LOST CONTROL OF THE VEHICLE AND CRASHED INTO AN ELECTRICAL POLE. THE AIR BAGS FAILED TO DEPLOY. THERE WERE NO INJURIES AND A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS DESTROYED AND TOWED TO A PRIVATE TOW LOT. THE VIN WAS INVALID. THE APPROXIMATE FAILURE MILEAGE WAS 75,000.
Mileage: 75,000
TL* THE CONTACT OWNS A 2003 MAZDA MIATA. WHILE DRIVING APPROXIMATELY 35 MPH, IT BECAME DIFFICULT FOR THE CONTACT TO STEER THE VEHICLE. WHILE TURNING LEFT, THE CONTACT LOST CONTROL OF THE VEHICLE AND CRASHED INTO AN ELECTRICAL POLE. THE AIR BAGS FAILED TO DEPLOY. THERE WERE NO INJURIES AND A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS DESTROYED AND TOWED TO A PRIVATE TOW LOT. THE VIN WAS INVALID. THE APPROXIMATE FAILURE MILEAGE WAS 75,000.
Mileage: 75,000
TL* THE CONTACT OWNS A 2003 MAZDA MIATA. WHILE DRIVING APPROXIMATELY 30 MPH, THE VEHICLE SUDDENLY BEGAN TO SHAKE AND BECAME DIFFICULT TO CONTROL. AFTER STOPPING THE VEHICLE, THE CONTACT DISCOVERED THAT THE REAR PASSENGER SIDE WHEEL WAS POSITIONED AT A 45 DEGREE ANGLE. WHILE INSPECTING THE VEHICLE, THE CONTACT DISCOVERED THAT THE REAR PASSENGER SIDE CONTROL ARM WAS SEVERELY RUSTED AND FRACTURED. THE CONTACT INDICATED THAT THE REAR DRIVER SIDE CONTROL ARM ALSO WAS SEVERELY RUSTED. THE VEHICLE WAS TOWED TO THE DEALER. THE VEHICLE HAD NOT BEEN DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 53,000.
Mileage: 53,000
TREAD SEPARATION ON ALL 4 TIRES. CLEAR MANUFACTURER DEFECT.
Mileage: 35,000
TL*THE CONTACT OWNS A 2003 MAZDA MIATA. THE CONTACT STATED THAT THE FRAME RAIL ON THE PASSENGER SIDE OF THE ENGINE WAS COMPLETELY RUSTED. HE NOTICED THE PROBLEM WHEN HE WAS REPAIRING THE SUSPENSION. THE SWAY BAR WAS ALSO DEFECTIVE BECAUSE OF THE RUST. THE VEHICLE WAS NOT INSPECTED OR REPAIRED. THE CONTACT CALLED THE MANUFACTURER WHO OFFERED NO ASSISTANCE. THE CURRENT MILEAGE WAS 87,625. THE FAILURE MILEAGE WAS APPROXIMATELY 68,000.
Mileage: 68,000
THE LIMITED SLIP DIFFERENTIAL HAS FAILED AT APPROXIMATELY 81,000 MILES. I'VE BEEN INFORMED THAT REPAIR PARTS ARE NOT MANUFACTURED AND THAT A NEW DIFFERENTIAL MUST BE INSTALLED. THERE ARE NONE IN STOCK IN THE UNITED STATES AND THEY ARE ON BACK ORDER INDEFINITELY. THERE IS NO TIME ESTIMATE OF ANY KIND TO GET THIS PART IN THE UNITED STATES. MY ONLY OPTION IS TO FIND AND INSTALL AN USED DIFFERENTIAL. *TR
Mileage: 81,000
TL*THE CONTACT OWNS A 2003 MAZDA MIATA. THE CONTACT STATED THAT THE PASSENGER SIDE FOG LIGHT CAUGHT FIRE AND BURNED BOTH THE FOG LIGHT AND THE BUMPER. THE VEHICLE WAS NOT DESTROYED. SHE CALLED THE DEALER TO INQUIRE ABOUT ANY ISSUES WITH THE FOG LIGHTS AND WAS INFORMED THAT THERE WAS NOTHING ON RECORD. SHE STATED THAT THE VEHICLE WAS PREVIOUSLY REPAIRED BY THE ORIGINAL OWNER FOR NHTSA CAMPAIGN ID NUMBER 03V206000 (EXTERIOR LIGHTING:FOG LIGHTS). THE DEALER ADVISED HER TO CALL THE MANUFACTURER. THE MANUFACTURER STATED THAT SINCE THE RECALL REPAIR WAS PREVIOUSLY PERFORMED, THEY WOULD NOT REPAIR THE VEHICLE AGAIN. THE CONTACT HAS PHOTOS AVAILABLE. THE CURRENT MILEAGE WAS APPROXIMATELY 68,850 AND FAILURE MILEAGE WAS APPROXIMATELY 68,000.
Mileage: 68,000
WHEN STARTING OUT COLD FROM AN INTERSECTION MY 2003 MAZDA MIATA LURCHES FORWARD POSSIBLY CAUSING STALLING IN THE INTERSECTION AND CAUSING AN ACCIDENT. THIS COMPLAINT HAS BEEN ADDRESSED TO MY DEALER WHO SAYS THAT MAZDA WILL ONLY FIX THIS PROBLEM DURING THE FIRST 12 MONTHS./12,000 MILES OF OWNER SHIP. MAZDA HAS HAD THIS PROBLEM SINCE 2001 AS A RESULT OF A RE-DESIGN OF THE CLUTCH AND REFUSES TO FIX MY CAR BECAUSE IT IS BEYOND 12,000 MILES. THIS IS A LATENT DEFECT THAT ONLY MANIFESTS ITSELF I COLD WEATHER BUT I AM CONCERNED THAT SOMEONE MAY BE SERIOUSLY INJURED OR KILLED AS A RESULT OF THIS DEFICIENT CLUTCH SYSTEM. *JB
Mileage: 31
DT: THIS IS A CONVERTIBLE CAR AND THE BOLTS KEEP FALLING OUT OF THE TOP WHEN DRIVING ON THE HIGHWAY. THERE ARE TWO BOLTS THAT HAVE FALLEN OUT THREE OR FOUR TIMES. THE CONSUMER HAS CONTACTED THE DEALER AND AN APPOINTMENT WAS SET TO HAVE THE CAR LOOKED AT BECAUSE THERE IS A RATTLING SOUND COMING FROM THE CAR. THE CONSUMER THINKS THAT THE BOLTS ARE CAUSING THE NOISE. THIS PROBLEM STARTED IN JUNE 2005. *AK *MR
EVERY SINCE I PURCHASED MY CAR ON 5/7/03, I HAVE BEEN HAVING HARD STARTS--MORE THAN 24 TIMES. IN ADDITION, WHEN THE CAR WAS LESS THAN A YEAR OLD, ANOTHER DEALER TOLD ME ALL 4 RIMS WERE BENT. I ALSO HAD A RACING ISSUE OCCUR 3 TIMES ON SAT. 3/12. I HAVE TAKEN THE CAR BACK TO THE DEALER 3 TIMES FOR THE TWO INTERMITTENT PROBLEMS. RECENTLY, THEY FIXED THE HARD START BY REPLACING THE BATTERY BUT THEY CHARGED ME FOR IT. THEY SHOULD NOT HAVE CHARGED ME IF THIS IS WHAT CAUSED THE HARD STARTS SINCE DAY ONE. I TOLD THEM THIS BUT THEY SAID THEY DIDN'T FIND THE BATTERY TO BE A PROBLEM THEN. THEY ALSO TOLD ME ALL 4 RIMS WERE BENT. WHEN THE FIRST DEALER MENTIONED THIS I THOUGHT THEY WERE MISTAKEN AS MY CAR WAS BRAND NEW AT THE TIME. I AM THE ONLY DRIVER, DO MOSTLY HIGHWAY DRIVING, AND HAVE NOT HIT ANY BIG POTHOLES OR GONE OFF ROAD WITH THE VEHICLE. I ASKED IMMEDIATELY AFTER I PURCHASED THE CAR WHY IT WAS SO BOUNCY AND THEY SAID THAT IS THE WAY SPORTS CARS ARE. BASED ON MY LETTER, SAM AT M
Mileage: 650
EVERY SINCE I PURCHASED MY CAR ON 5/7/03, I HAVE BEEN HAVING HARD STARTS--MORE THAN 24 TIMES. IN ADDITION, WHEN THE CAR WAS LESS THAN A YEAR OLD, ANOTHER DEALER TOLD ME ALL 4 RIMS WERE BENT. I ALSO HAD A RACING ISSUE OCCUR 3 TIMES ON SAT. 3/12. I HAVE TAKEN THE CAR BACK TO THE DEALER 3 TIMES FOR THE TWO INTERMITTENT PROBLEMS. RECENTLY, THEY FIXED THE HARD START BY REPLACING THE BATTERY BUT THEY CHARGED ME FOR IT. THEY SHOULD NOT HAVE CHARGED ME IF THIS IS WHAT CAUSED THE HARD STARTS SINCE DAY ONE. I TOLD THEM THIS BUT THEY SAID THEY DIDN'T FIND THE BATTERY TO BE A PROBLEM THEN. THEY ALSO TOLD ME ALL 4 RIMS WERE BENT. WHEN THE FIRST DEALER MENTIONED THIS I THOUGHT THEY WERE MISTAKEN AS MY CAR WAS BRAND NEW AT THE TIME. I AM THE ONLY DRIVER, DO MOSTLY HIGHWAY DRIVING, AND HAVE NOT HIT ANY BIG POTHOLES OR GONE OFF ROAD WITH THE VEHICLE. I ASKED IMMEDIATELY AFTER I PURCHASED THE CAR WHY IT WAS SO BOUNCY AND THEY SAID THAT IS THE WAY SPORTS CARS ARE. BASED ON MY LETTER, SAM AT M
Mileage: 650
EVERY SINCE I PURCHASED MY CAR ON 5/7/03, I HAVE BEEN HAVING HARD STARTS--MORE THAN 24 TIMES. IN ADDITION, WHEN THE CAR WAS LESS THAN A YEAR OLD, ANOTHER DEALER TOLD ME ALL 4 RIMS WERE BENT. I ALSO HAD A RACING ISSUE OCCUR 3 TIMES ON SAT. 3/12. I HAVE TAKEN THE CAR BACK TO THE DEALER 3 TIMES FOR THE TWO INTERMITTENT PROBLEMS. RECENTLY, THEY FIXED THE HARD START BY REPLACING THE BATTERY BUT THEY CHARGED ME FOR IT. THEY SHOULD NOT HAVE CHARGED ME IF THIS IS WHAT CAUSED THE HARD STARTS SINCE DAY ONE. I TOLD THEM THIS BUT THEY SAID THEY DIDN'T FIND THE BATTERY TO BE A PROBLEM THEN. THEY ALSO TOLD ME ALL 4 RIMS WERE BENT. WHEN THE FIRST DEALER MENTIONED THIS I THOUGHT THEY WERE MISTAKEN AS MY CAR WAS BRAND NEW AT THE TIME. I AM THE ONLY DRIVER, DO MOSTLY HIGHWAY DRIVING, AND HAVE NOT HIT ANY BIG POTHOLES OR GONE OFF ROAD WITH THE VEHICLE. I ASKED IMMEDIATELY AFTER I PURCHASED THE CAR WHY IT WAS SO BOUNCY AND THEY SAID THAT IS THE WAY SPORTS CARS ARE. BASED ON MY LETTER, SAM AT M
Mileage: 650
EVERY SINCE I PURCHASED MY CAR ON 5/7/03, I HAVE BEEN HAVING HARD STARTS--MORE THAN 24 TIMES. IN ADDITION, WHEN THE CAR WAS LESS THAN A YEAR OLD, ANOTHER DEALER TOLD ME ALL 4 RIMS WERE BENT. I ALSO HAD A RACING ISSUE OCCUR 3 TIMES ON SAT. 3/12. I HAVE TAKEN THE CAR BACK TO THE DEALER 3 TIMES FOR THE TWO INTERMITTENT PROBLEMS. RECENTLY, THEY FIXED THE HARD START BY REPLACING THE BATTERY BUT THEY CHARGED ME FOR IT. THEY SHOULD NOT HAVE CHARGED ME IF THIS IS WHAT CAUSED THE HARD STARTS SINCE DAY ONE. I TOLD THEM THIS BUT THEY SAID THEY DIDN'T FIND THE BATTERY TO BE A PROBLEM THEN. THEY ALSO TOLD ME ALL 4 RIMS WERE BENT. WHEN THE FIRST DEALER MENTIONED THIS I THOUGHT THEY WERE MISTAKEN AS MY CAR WAS BRAND NEW AT THE TIME. I AM THE ONLY DRIVER, DO MOSTLY HIGHWAY DRIVING, AND HAVE NOT HIT ANY BIG POTHOLES OR GONE OFF ROAD WITH THE VEHICLE. I ASKED IMMEDIATELY AFTER I PURCHASED THE CAR WHY IT WAS SO BOUNCY AND THEY SAID THAT IS THE WAY SPORTS CARS ARE. BASED ON MY LETTER, SAM AT M
Mileage: 650
ON THANKSGIVING DAY (NOV.25,2004) I LEFT MY HOME TO SPEND THE HOLIDAY WITH MY SON. WHILE I WAS AWAY, MY HOUSE BURNED DOWN.THANKFULLY NO ONE WAS HURT IN THE BLAZE AS NO ONE WAS HOME AT THE TIME, THE FIRE MARSHAL INVESTIGATING THE FIRE THOUGHT IT STARTED IN THE GARAGE BUT COULD NOT PINPOINT A CAUSE. THE ONLY CAR PARKED IN THE GARAGE WAS A FRIENDS 2003 MAZDA MIATA. IS THERE A POSSIBILITY THAT A MALFUNCTIONING CRUISE CONTROL ON THE MAZDA SIMILAR TO THE FORD RECALL (NHTSA CAMPAIGN NUMBER 05V017000) COULD HAVE CAUSED THE FIRE?
THE ACCELERATOR PEDAL SHEARED OFF IN HALF WHILE DRIVING. CONSUMER WAS ABLE TO IDLE THE VEHICLE WITH THE GEARS ACCELERATING SPEEDS OF THREE TO FIVE MILES, AND THE EMERGENCY LIGHTS CAME ON. CONSUMER DROVE VEHICLE HOME.*AK PLEASE FILL IN ADDITIONAL INFORMATION.
I HELPING MY HUSBAND REMOVE THE TONEAU COVER FROM OUR 2003 MAZDZA MIATA. I WAS STANDING OUTSIDE THE CAR ON THE RIGHT SIDE WHEN I RELEASED THE SEAT BACK TO RETURN IT TO THE UPRIGHT POSITION. THE SEAT BACK HAS TO BE RECLINED ALL THE WAY FOR THE TONEAU COAVER TO FIT. THE SEAT BACK CAME FORWARD AND HIT ME IN THE LEFT SIDE OF THE FACE , DRIVING MY HEAD INTO THE BRACKET ON THE WINDSHIELD THAT RECEIVES THE CONVERTABLE TOP. THE FORCE WAS SUCH THAT IN ADDITION TO BREAKING MY GLASSES, I SUFFERED HEAD TRAMUA, A TYPE 2 CONTUSION, AND A MILD CONCUSION. *AK
Mileage: 5,800
2003 MAZDA MIATA HEADLINES GIVE POOR, INADEQUATE, UNSETTLING ILLUMNATION WHEN DRIVING ON HILLY ROADS.*AK
Momentary increase in steering effort after recall remedy
Inadvertent Curtain Air Bag Deployment
Front Subframe Corrosion
Lower ball joint separation
Brake Booster Failure
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.