P021F

DTC P021F, sometimes indicated as P021F00 is an OBD diagnostic trouble code indicating a generic fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the air/fuel mixture causing cylinder 12 injection timing.

This code is set when the PCM detects that the injection timing for cylinder 12 is out of specification.
There are a few things that could cause this code to set, including a bad injector, a misaligned injector, or a defective PCM.
If this code is set, you will need to have a qualified technician inspect the vehicle to determine the cause.

• P021F: Cylinder 12 Injection Timing
• P021F: Injection timing, cylinder 12
• P021F 00: Injection timing, cylinder 12