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Home › Infiniti › 2006 › QX56 AWD › Repair and Diagnosis › Engine Performance › System › Engine Control System - DTCS P0455 To P1217 › DTC P0550 PSP Sensor › Component Inspection › Power Steering Pressure Sensor

Power Steering Pressure Sensor

  1. Reconnect all harness connectors disconnected.
  2. Start engine and let it idle.
  3. Check voltage between ECM terminal 12 and ground under the following conditions.
    POWER STEERING PRESSURE SENSOR VOLTAGE

    Condition Voltage
    Steering wheel: Being turned. 0.5 - 4.5V
    Steering wheel: Not being turned. 0.4 - 0.8V
    Fig 1: Identifying Voltage Between ECM Terminal 12 And Ground
    G04133053Courtesy of NISSAN MOTOR CO., U.S.A.
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