Code No. P2455: Exhaust Differential Pressure Sensor High


DIAGNOSIS CONTENT



TROUBLE JUDGMENT


Check Condition
  • Ignition switch: ON
Judgment Criterion
  • Exhaust differential pressure sensor output voltage is above the threshold.

DIAGNOSIS CONTENT



TROUBLE JUDGMENT


Check Condition
  • Ignition switch: ON
Judgment Criterion
  • Exhaust differential pressure sensor signal error.

DIAGNOSIS CONTENT



TROUBLE JUDGMENT


Check Conditions
  • Ignition switch: ON
  • Exhaust differential pressure sensor signal range examination has not been inhibited.
Judgment Criterion
  • Exhaust differential pressure sensor signal is above the threshold.

PROBABLE CAUSE



  • Failed exhaust differential pressure sensor
  • Failed electrical harness in exhaust differential pressure sensor circuit