There are 2 stored owner reports matching the engine leading-label group for the 2012 Infiniti EX in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 2 of 2 matching reports.
Open the full vehicle complaint log (all categories)CHECK ENGINE LIGHT HAS BEEN ON FOR 2 YEARS. I'VE REPAIRED JUST ABOUT EVERYTHING POSSIBLE THAT COMES UP ON THE CODE READER AND NOTHING KEEPS THE ENGINE LIGHT OFF. I'VE GONE TO THE DEALER FOR REPAIRS AND THEY CANNOT EVERY GUARANTEE THEIR WORK WILL FIX THE PROBLEM. ANOTHER MECHANIC HAS REPAIRED AIR FLOW SENSORS, ETC. AND HE KEEPS TELLING ME IT'S A COMPUTER UPDATE THAT'S NEEDED TO FIX THE LIGHT - NOT THE PROBLEM WITH MY CAR.
TL* THE CONTACT OWNS A 2012 INFINITI EX35. THE CONTACT STATED THAT WHEN THE GEAR WAS IN DRIVE OR REVERSE, THE VEHICLE STALLED AS THE PUSH BUTTON STARTER SWITCH WAS ENGAGED. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER, WHO STATED THAT THE VEHICLE OPERATING AS DESIGNED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 5,000.
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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.