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Home >> Infiniti >> 2012 >> G37 x, 4D Sedan >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0460 Through P1217 (Sedan) >> DTC P0555: Brake Booster Pressure Sensor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0555 Brake booster pressure sensor circuit
  • An excessively low voltage from the sensor is sent to ECM.
  • An excessively high voltage from the sensor is sent to ECM.
  • Harness or connectors

    (The sensor circuit is open or shorted.)

    [CKP sensor (POS) circuit is shorted.]

    (APP sensor 2 circuit is shorted)

    (EVAP control system pressure sensor circuit is shorted.)(1)

    (Refrigerant pressure sensor circuit is shorted.)

  • Brake booster pressure sensor
  • Crankshaft position sensor (POS)
  • Accelerator pedal position sensor
  • EVAP control system pressure sensor(1)
  • Refrigerant pressure sensor
(1) Except for Mexico