P22A1

Nitrogen oxides (NOx) sensor 2, bank 1 – circuit high

DTC P22A1, sometimes indicated as P22A100 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the air/fuel mixture causing nitrogen oxides (nox) sensor 2, bank 1 – circuit high.

  • P22A1: Nitrogen oxides (NOx) sensor 2, bank 1 – circuit high
  • P22A1 00: Nitrogen oxides (NOx) sensor 2, bank 1 - circuit high

DTC Trouble Code Search
Previous Code: P22A0 | Next Code: P22A2