LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 106 (Power Window Control System (Except Hybrid)) >> DTC/Circuit Diagnosis >> Power Window Serial Link >> Rear Power Window Switch LH >> 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 POWER WINDOW SWITCH INPUT SIGNAL

    1. Turn ignition switch ON.
    2. Check signal between rear power window switch LH harness connector and ground with oscilloscope.
      (+) (-) Signal
      (Reference value)
      Rear power window switch LH
      Connector Terminal
      D256 16 Ground
      GNSJPMIA0013GB-013Courtesy of NISSAN NORTH AMERICA, INC.

    Is the inspection result normal?

    YES 

    Replace rear power window switch LH. Refer to REMOVAL AND INSTALLATION .

    NO 

    GO TO STEP 2  .

  2. CHECK POWER WINDOW SERIAL LINK SIGNAL

    1. Turn ignition switch OFF.
    2. Disconnect rear power window switch LH connector.
    3. Turn ignition switch ON.
    4. Check voltage between rear power window switch LH harness connector and ground.
      (+) (-) Voltage
      (Approx.)
      Rear power window switch LH
      Connector Terminal
      D256 16 Ground Battery voltage

    Is the inspection result normal?

    YES 

    Replace power window main switch. Refer to REMOVAL AND INSTALLATION .

    NO 

    GO TO STEP 3  .

  3. CHECK POWER WINDOW SERIAL LINK CIRCUIT

    1. Disconnect power window main switch connector.
    2. Check continuity between power window main switch harness connector and rear power window switch LH harness connector.
      Power window main switch Rear power window switch LH Continuity
      Connector Terminal Connector Terminal
      D56 13 D256 16 Yes

    Is the inspection result normal?

    YES 

    GO TO STEP 4  .

    NO 

    Repair or replace harness.

  4. CHECK INTERMITTENT INCIDENT

    Refer to INTERMITTENT INCIDENT .

    Inspection End.