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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 11 (Door & Lock (DTC/Circuit Diagnosis) (Except Hybrid)) >> DTC/Circuit Diagnosis >> Spindle Motor >> RH >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

  1. CHECK SPINDLE MOTOR INPUT SIGNAL

    1. Turn ignition switch OFF.
    2. Disconnect spindle unit RH connector.
    3. Check voltage between spindle unit RH harness connector and ground.
      (+) (-) Condition Voltage
      (Approx.)
      Spindle unit RH
      Connector Terminal
      B162 9 Ground Back door Auto open operation Battery voltage
      2 Auto close operation

    Is the inspection result normal?

    YES 

    Replace spindle unit RH. Refer to REMOVAL AND INSTALLATION .

    NO 

    GO TO STEP 2. 

  2. CHECK SPINDLE MOTOR CIRCUIT

    1. Disconnect automatic back door control module connector.
    2. Check continuity between automatic back door control module harness connector and spindle unit RH harness connector.
      Automatic back door control module Spindle unit RH Continuity
      Connector Terminal Connector Terminal
      B56 29 B162 9 Yes
      36 2
    3. Check continuity between automatic back door control module harness connector and ground.
      Automatic back door control module Ground Continuity
      Connector Terminal
      B56 29 No
      36

    Is the inspection result normal?

    YES 

    Replace automatic back door control module. Refer to REMOVAL AND INSTALLATION .

    NO 

    Repair or replace harness.

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