2003 Mazda Mx-5 Miata problems, complaints & recalls
Most-reported problem areas: Wheels:rim (1) · Vehicle Speed Control:accelerator Pedal (1) · Tires (1)
🧭 Reliability snapshot
Compared against other Mazda Mx-5 Miata model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (20)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2026-08-20 · SA-055-26 · Service Bulletin/Repair Instructions
product quality information (pqi) description service information mt-041/12 is no longer valid. it has been unpublished and superseded by the field quality information report (fqir) reporting system.
Visibility/Wiper 2026-07-29 · 09-022-26 · Service Bulletin/Repair Instructions
this bulletin supersedes the previously issued bulletin(s) listed below. the changes are noted in red text. 09-042/04 12/10/04 description some vehicles may exhibit inoperative electric rear window defroster grid lines, integral antenna concerns causing radio reception issues or terminal tabs pulled
Unknown Or Other 2026-04-21 · SA-029-26 · Service Bulletin/Repair Instructions
this service alert supersedes the previously issued sa listed below: the changes are noted in red. sa-011/24 02/12/24, 06/06/24, 07/29/24 description mazda has developed factory recommended scheduled maintenance services that support all major vehicle systems. mazda recommends dealers follow the sch
Unknown Or Other 2025-12-10 · 07-004-25a · Service Bulletin/Repair Instructions
a musty/mildew type odor may come from the vents when the air conditioning (a/c) system is operating. it is most noticeable when the a/c is first turned on. this odor is the result of mold growth in the a/c evaporator/cooling unit which is caused by condensation, dust, and pollen within the cooling
Unknown Or Other 2025-04-25 · 07-004-25 · Service Bulletin/Repair Instructions
a musty/mildew type odor may come from the vents when the air conditioning (a/c) system is operating. it is most noticeable when the a/c is first turned on. this odor is the result of mold growth in the a/c evaporator/cooling unit which is caused by condensation, dust, and pollen within the cooling
Unknown Or Other 2024-08-08 · 09-038-24 · Service Bulletin/Repair Instructions
in accordance with federal regulations, follow the procedure listed below when replacing a speedometer. note: tampering with a motor vehicle odometer is strictly prohibited by federal, and state laws. it is the dealer’s responsibility to comply with federal, state, and local laws concerning odometer
Showing the 6 most recent of 20 bulletins. Search all of them free at nhtsa.gov.
What owners report
2016-06-28 · Unknown Or Other · 42,516 mi · 🔥 fire“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…”
2015-05-08 · Steering · 75,000 mi · 💥 crash“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…”
2015-04-16 · Suspension · 53,000 mi“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…”
2015-01-06 · Tires · 35,000 mi“tread separation on all 4 tires. clear manufacturer defect.…”
2011-04-19 · Structure:frame And Members · 68,000 mi“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 assi…”
2010-12-08 · Power Train:manual Transmission · 81,000 mi“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 onl…”
2009-02-11 · Exterior Lighting · 68,000 mi · 🔥 fire“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 …”
2005-11-16 · Power Train:clutch Assembly · 31 mi“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 resul…”
2005-09-07 · Structure:body“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 …”
2005-04-26 · Wheels:rim · 650 mi“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 fix…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.