FixVault

DTC Detection Logic

DTC No. Trouble diagnosis name
(Trouble diagnosis content)
DTC detecting condition Possible cause
P0550 PW ST P SEN/CIRC
(Power steering pressure sensor circuit)
An excessively low or high voltage from the sensor is sent to ECM.
  • Harness or connectors

    (The Power steering pressure sensor circuit is open or shorted)

  • Power steering pressure sensor
  • Sensor power supply 3