Ignition coils/injectors and misfires
Often reportedSome users report irregular ignition, check engine light, and performance loss due to faulty ignition coils or injectors
Engine Bay
When buying a used Audi A3 1.2 TFSI 2014 (8V), the most frequently mentioned issue: ignition coils/injectors and misfires. Also, timing chain/tensioner failure is commonly reported.
Engine varies by trim; verify the engine code on the listing.
Listed from most frequently reported, each with its source.
Some users report irregular ignition, check engine light, and performance loss due to faulty ignition coils or injectors
Engine Bay
Common reports of rattling or clattering noise when cold are related to the timing system (chain/tensioner). Loss of tension can cause chain slip and disrupt valve/piston synchronization
Timing chain
Reported faults in the turbocharger system (turbo, bypass/exhaust gas valve, or pipes) cause power loss during acceleration, turbo lag, abnormal whistling noise, or intermittent warning lights
Turbo
Same trim, different year
We only publish claims we can verify. Cards come from Difetti fault records matched to this vehicle on brand, fuel, engine and generation.