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Home >> Infiniti >> 2012 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 288 (Engine Control System - DTCS P0443 To P1084) >> DTC P0550: PSP Sensor >> Component Inspection

Component Inspection

WARNING: This page is about a different car, the 2012 Infiniti G25. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK POWER STEERING PRESSURE SENSOR
    1. Turn ignition switch OFF.
    2. Reconnect all harness connectors disconnected.
    3. Start engine and let it idle.
    4. Check the voltage between ECM harness connector terminals under the following conditions.
      ECM Condition Voltage (V)
      Connector + -
      Terminal Terminal
      F102 87 96 Steering wheel Being turned 0.5 - 4.5
      Not being turned 0.4 - 0.8

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace power steering pressure sensor. Refer to "2WD: EXPLODED VIEW " or "AWD: EXPLODED VIEW ".

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