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Home >> Infiniti >> 2004 >> FX45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P0550 PSP Sensor >> Component Inspection >> Power Steering Pressure Sensor

Power Steering Pressure Sensor

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  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.
    Fig 1: Testing ECM Connector Terminal 12 Voltage
    G00345086Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: ECM Connector Terminal 12 Specifications
    G00345085Courtesy of NISSAN MOTOR CO., U.S.A.