There are 2 owner-reported powertrain & transmission complaints for the 2009 Mazda Mazda5in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
OCCASIONALLY (4 TIMES NOW) WHEN STOPPING OR STARTING OUT (FOOT ON BRAKE,CAR IN DRIVE) THE ACCELERATOR RACES FULL THROTTLE, LIKE I STOMPED ON ACCELERATOR, FOR A FEW SECONDS. I HAVE TO PRESS ON THE BRAKE FULL FORCE AND/OR PUT IT IN NEUTRAL. SCAREY!!! CALLED DEALER, BUT WAS TOLD THEY WERE NOT AWARE OF ANY PROBLEMS. NO OFFER TO CHECK IT OUT. EMAILED MAZDAUSA ON JAN2 BUT NO RESPONSE OTHER THAN AUTOMATED RESPONSE SHOWING THEY RECEIVED MY EMAIL. TOOK IT TO REPAIR SHOP TO CHECK FOR CODES - NO CODES.
TL*THE CONTACT OWNS A 2009 MAZDA MAZDA5. THE CONTACT STATED THAT THE GEAR SHIFT SELECTOR WAS ABLE TO BE MOVE INDEPENDENTLY WITHOUT THE BRAKE PEDAL BEING DEPRESSED. THE VEHICLE WAS TAKEN TO THE DEALER WHO WAS UNABLE TO DUPLICATE THE FAILURE BECAUSE THE FAILURE WOULD ONLY OCCUR SPORADICALLY. THE MANUFACTURER WAS NOT CONTACTED NOR WAS THE VEHICLE REPAIRED. THE FAILURE MILEAGE WAS 46,280.
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 26, 2026