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EnginePart report

2012 Infiniti FX35 Engine Problems

Complaints
4about this part
Share
29%of 14 total for the year
Median mileage
84,250miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the engine of the 2012 Infiniti FX35, 29% of the 14 complaints for this model year. Where a mileage was given, the median is 84,250 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I was driving through an intersection at about 15/20 miles an hour as the light had just turned green & my car just shut down out of no where all the lights were on on the dash, and the car rolled to a stop. I turned the emergency lights on. I put the car in park and hit the start button again & the car started with no issues. This is the 3rd time it has happen the same way. Luckily the other 2 times I was driving through a parking lot and the vehicle just shuts down while accelerating & in drive mode. There are no warning lights on my vehicle for maintenance. …”

NHTSA complaint #10887652, filed 2016-07, 70,500 miles

“Purchase the vehicle late february 2016 and I began having engine problems in june 2016. The car has acceleration problems as well as stalls periodically. The car has been in the shop 3 times for repair as of date and is scheduled for 4th repair on december 19, 2016. I drive the vehicle as less as possible out fear for my family and I safety.”

NHTSA complaint #10935048, filed 2016-12

“The contact owns a 2012 Infiniti FX35. The contact stated that on several occasions, while the vehicle was started, there was an abnormal ticking sound coming from the engine compartment. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was approximately 98,000.”

NHTSA complaint #11675274, filed 2025-07, 98,000 miles

“This engine uses a metal timing chain inside the engine. Infinit chose to use plastic guides and tensors to keep the chain in place and not wear stretch. This choice of PLASTIC results in the eventual failure of the components that are needed to keep the chain in place. First signs of impending failure is a rattle inside the engine. Eventual the chain will break loose and destroy the engine. The parts themselves can be purchased at any auto parts store for under $50.00, however labor is in the thousands or engine complete failure. …”

NHTSA complaint #11738759, filed 2026-05

Related service bulletins

Engine: other model years

YearComplaintsShare of year
2012429%
2011218%
201018%
200915%
200738%
200638%
200522%
200422%
200347%

Other parts of the 2012 Infiniti FX35

Other or unknown
4 complaints
Air bags
3 complaints
Electrical system
3 complaints
Visibility (wipers, defrost, mirrors)
2 complaints
Fuel system
1 complaints
Body and structure
1 complaints
Transmission and drivetrain
1 complaints

← All problems reported for the 2012 Infiniti FX35

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology