P0398

Cylinder pressure sensor, cylinder 1 – circuit high

DTC P0398, sometimes indicated as P039800 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 ignition system causing cylinder pressure sensor, cylinder 1 – circuit high.

  • P0398: Cylinder pressure sensor, cylinder 1 – circuit high
  • P0398 00: Cylinder pressure sensor, cylinder 1 - circuit high

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