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Diagnosis Procedure

  1. CHECK ENCODER SIGNAL

    1. Turn ignition switch ON.
    2. Check signal between front power window switch (passenger side) harness connector and ground with oscilloscope.
      (+) (-) Signal
      (Reference value)
      Front power window switch (passenger side)
      Connector Terminal
      D21 12 Ground Refer to following signal
      15
      G06934392Courtesy of NISSAN NORTH AMERICA, INC.

    Is the inspection result normal?

    YES 

    Replace front power window switch (passenger side). Refer to REMOVAL AND INSTALLATION .

    NO 

    GO TO STEP 2  .

  2. CHECK ENCORDER SIGNAL CIRCUIT

    1. Turn ignition switch OFF.
    2. Disconnect front power window switch (passenger side) connector and front power window motor (passenger side) connector.
    3. Check continuity between front power window switch (passenger side) harness connector and front power window motor (passenger side) harness connector.
      Front power window switch (passenger side) Front power window motor (passenger side) Continuity
      Connector Terminal Connector Terminal
      D21 12 D25 4 Existed
      15 6
    4. Check continuity between front power window switch (passenger side) harness connector and ground.
      Front power window switch (passenger side) Ground Continuity
      Connector Terminal
      D21 12 Not existed
      15

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    Repair or replace harness.

  3. CHECK ENCORDER POWER SUPPLY CIRCUIT 1

    1. Connect front power window switch (passenger side) connector.
    2. Turn ignition switch ON.
    3. Check voltage between front power window motor (passenger side) harness connector and ground.
      (+) (-) Voltage (V)
      Front power window motor (passenger side)
      Connector Terminal
      D25 5 Ground 9 - 16

    Is the inspection result normal?

    YES 

    GO TO STEP 5  .

    NO 

    GO TO STEP 4  .

  4. CHECK ENCORDER POWER SUPPLY CIRCUIT 2

    1. Turn ignition switch OFF.
    2. Disconnect front power window switch (passenger side) connector.
    3. Check continuity between front power window switch (passenger side) harness connector and front power window motor (passenger side) harness connector.
      Front power window switch (passenger side) Front power window motor (passenger side) Continuity
      Connector Terminal Connector Terminal
      D21 4 D25 5 Existed
    4. Check continuity between front power window switch (passenger side) harness connector and ground.
      Front power window switch (passenger side) Ground Continuity
      Connector Terminal
      D21 4 Not existed

    Is the inspection result normal?

    YES 

    Replace front power window switch (passenger side). Refer to REMOVAL AND INSTALLATION .

    NO 

    Repair or replace harness.

  5. CHECK GROUND CIRCUIT 1

    1. Turn ignition switch OFF.
    2. Disconnect front power window switch (passenger side) connector.
    3. Check continuity between front power window switch (passenger side) harness connector and front power window motor (passenger side) harness connector.
      Front power window switch (passenger side) Front power window motor (passenger side) Continuity
      Connector Terminal Connector Terminal
      D21 3 D25 3 Existed

    Is the inspection result normal?

    YES 

    GO TO STEP 6  .

    NO 

    Repair or replace harness.

  6. CHECK GROUND CIRCUIT 2

    1. Connect front power window switch (passenger side) connector.
    2. Check continuity between front power window switch (passenger side) connector and ground.
      Front power window switch (passenger side) Ground Continuity
      Connector Terminal
      D21 3 Existed

    Is the inspection result normal?

    YES 

    Replace front power window motor (passenger side). Refer to REMOVAL AND INSTALLATION .

    NO 

    Replace front power window switch (passenger side). Refer to REMOVAL AND INSTALLATION .

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