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Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis >> Steering >> Manual Steering >> Steering Control System (With 4WAS) >> DTC/Circuit Diagnosis >> Power Supply And Ground Circuit >> Component Inspection

Component Inspection

  1. CHECK 4WAS REAR MOTOR RELAY 
    1. Turn the ignition switch OFF.
    2. Remove 4WAS rear motor relay connector.
    3. Apply 12 V to 4WAS rear motor relay connector No. 1 terminal and No. 2 terminal.
      CAUTION:
      • Never make the terminals short.
      • Connect the fuse between the terminals when applying the voltage.
    4. Check the continuity between 4WAS rear motor relay connector terminals.
      4WAS rear motor relay Continuity
      Terminal Condition
      3 - 5 Apply the voltage between No. 1 terminal and No. 2 terminal. Existed
      Do not apply the voltage between No. 1 terminal and No. 2 terminal. Not existed
    5. Check the resistance between 4WAS rear motor relay connector terminals.
      4WAS rear motor relay Resistance (Approx.)
      Terminal
      1 2 50 Ω

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace 4WAS rear motor relay.

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