LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2018 >> Q70 5.6 Luxe, RWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Door Lock (DTC/Circuit Diagnosis) (Except Hybrid) >> DTC/Circuit Diagnosis >> Handle Switch >> RH >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK HANDLE SWITCH INPUT SIGNAL 
    1. Turn Ignition Switch OFF.
    2. Disconnect Rear Door Lock Assembly RH connector.
    3. Check voltage between Rear Door Lock Assembly RH harness connector and ground.

      (+)

      (-)

      Voltage

      (Approx.)

      Rear Door Lock Assembly RH

      Connector

      Terminal

      D84

      2

      Ground

      5 V

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    GO TO 2.

  2. CHECK HANDLE SWITCH CIRCUIT 
    1. Disconnect Rear Door Closure Control Unit RH connector.
    2. Check continuity between Rear Door Closure Control Unit RH harness connector and Rear Door Lock Assembly RH harness connector.

      Rear Door Closure Control Unit RH

      Rear Door Lock Assembly RH

      Continuity

      Connector

      Terminal

      Connector

      Terminal

      D85

      5

      D84

      2

      Existed

    3. Check continuity between Rear Door Closure Control Unit RH harness connector and ground.

      Rear Door Closure Control Unit RH

      Ground

      Continuity

      Connector

      Terminal

      D85

      5

      Not existed

    Is the inspection result normal?

    YES

    Replace Rear Door Closure Control Unit RH. Refer to Removal and Installation .

    NO

    Repair or replace harness.

  3. CHECK HANDLE SWITCH GROUND CIRCUIT 

    Check voltage between Rear Door Lock Assembly RH harness connector and ground.

    Rear Door Lock Assembly RH

    Ground

    Continuity

    Connector

    Terminal

    D84

    1

    Existed

    Is the inspection result normal?

    YES

    GO TO 4.

    NO

    Repair or replace harness.

  4. CHECK HANDLE SWITCH 

    Refer to Component Inspection .

    Is the inspection result normal?

    YES

    GO TO 5.

    NO

    Replace Rear Door Lock Assembly RH.

  5. CHECK INTERMITTENT INCIDENT 

    Refer to Intermittent Incident .

    INSPECTION END