Nissan Maxima Service and Repair Manual: Encoder

DRIVER SIDE

DRIVER SIDE : Description

Detects condition of the front power window motor LH operation and transmits to main power window and door lock/unlock switch as pulse signal.

DRIVER SIDE : Component Function Check

1. CHECK ENCODER OPERATION

Check that front door glass LH performs AUTO open/close operation normally when operating main power window and door lock/unlock switch.

DRIVER SIDE : Diagnosis Procedure

1.CHECK ENCODER OPERATION

Nissan Maxima. CHECK ENCODER OPERATION

  1. Turn ignition switch ON.
  2. Check signal between main power window and door lock/unlock switch connector D7 terminals 9, 13 and ground with oscilloscope.

Nissan Maxima. CHECK ENCODER OPERATION

Nissan Maxima. CHECK ENCODER OPERATION

2. CHECK ENCODER POWER SUPPLY

Nissan Maxima. CHECK ENCODER POWER SUPPLY

Check voltage between front power window motor LH connector D9 terminal 4 and ground.

Nissan Maxima. CHECK ENCODER POWER SUPPLY

3. CHECK HARNESS CONTINUITY 1

Nissan Maxima. CHECK HARNESS CONTINUITY 1

  1. Turn ignition switch OFF.
  2. Disconnect main power window and door lock/unlock switch connector D7 and front power window motor LH connector.
  3. Check continuity between main power window and door lock/ unlock switch connector D7 (A) terminal 15 and front power window motor LH connector D9 (B) terminal 4.
  4. Check continuity between main power window and door lock/unlock switch connector D7 (A) terminal 15 and ground.

Nissan Maxima. CHECK HARNESS CONTINUITY 1

Nissan Maxima. CHECK HARNESS CONTINUITY 1

4. CHECK ENCODER GROUND CIRCUIT

Nissan Maxima. CHECK ENCODER GROUND CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect front power window motor LH connector.
  3. Check continuity between front power window motor LH connector D9 terminal 6 and ground.

Nissan Maxima. CHECK ENCODER GROUND CIRCUIT

5. CHECK HARNESS CONTINUITY 2

Nissan Maxima. CHECK HARNESS CONTINUITY 2

  1. Disconnect main power window and door lock/unlock switch connector D7.
  2. Check continuity between main power window and door lock/ unlock switch connector D7 (A) terminal 2 and front power window motor LH connector D9 (B) terminal 6.

Nissan Maxima. CHECK HARNESS CONTINUITY 2

6. CHECK HARNESS CONTINUITY 3

Nissan Maxima. CHECK HARNESS CONTINUITY 3

  1. Disconnect main power window and door lock/unlock switch connector D7.
  2. Check continuity between main power window and door lock/ unlock switch connector D7 (A) terminals 9, 13 and front power window motor LH connector D9 (B) terminals 3, 5.
  3. Check continuity between main power window and door lock/unlock switch connector D7 (A) terminals 9, 13 and ground.

Nissan Maxima. CHECK HARNESS CONTINUITY 3

Nissan Maxima. CHECK HARNESS CONTINUITY 3

DRIVER SIDE : Special Repair Requirement

1. PERFORM INITIALIZATION PROCEDURE

Perform initialization procedure.

2. CHECK ANTI-PINCH OPERATION

Check anti-pinch operation.

PASSENGER SIDE

PASSENGER SIDE : Description

Detects condition of the front power window motor RH operation and transmits to power window and door lock/unlock switch RH as pulse signal.

PASSENGER SIDE : Component Function Check

1.CHECK ENCODER OPERATION

Check that front door glass RH performs AUTO open/close operation normally when operating power window and door lock/unlock switch RH.

PASSENGER SIDE : Diagnosis Procedure

1. CHECK ENCODER SIGNAL

Nissan Maxima. CHECK ENCODER SIGNAL

  1. Turn ignition switch ON.
  2. Check signal between power window and door lock/unlock switch RH connector D105 terminal 12, 15 and ground with oscilloscope.

Nissan Maxima. CHECK ENCODER SIGNAL

Nissan Maxima. CHECK ENCODER SIGNAL

2. CHECK ENCODER POWER SUPPLY

Nissan Maxima. CHECK ENCODER POWER SUPPLY

Check voltage between front power window motor RH connector D104 terminal 4 and ground.

Nissan Maxima. CHECK ENCODER POWER SUPPLY

3. CHECK HARNESS CONTINUITY 1

Nissan Maxima. CHECK HARNESS CONTINUITY 1

  1. Turn ignition switch OFF.
  2. Disconnect power window and door lock/unlock switch RH and front power window motor RH connectors.
  3. Check continuity between power window and door lock/unlock switch RH connector D105 (A) terminal 4 and front power window motor RH connector D104 (B) terminal 4.
  4. Check continuity between power window and door lock/unlock switch RH connector D105 (A) terminal 4 and ground.

Nissan Maxima. CHECK HARNESS CONTINUITY 1

Nissan Maxima. CHECK HARNESS CONTINUITY 1

4. CHECK ENCODER GROUND CIRCUIT

Nissan Maxima. CHECK ENCODER GROUND CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect front power window motor RH connector.
  3. Check continuity between front power window motor RH connector D104 terminal 6 and ground.

Nissan Maxima. CHECK ENCODER GROUND CIRCUIT

5. CHECK HARNESS CONTINUITY 2

Nissan Maxima. CHECK HARNESS CONTINUITY 2

  1. Disconnect power window and door lock/unlock switch RH connector.
  2. Check continuity between power window and door lock/unlock switch RH connector D105 (A) terminal 3 and front power window motor RH connector D104 (B) terminal 6.

Nissan Maxima. CHECK HARNESS CONTINUITY 2

6. CHECK HARNESS CONTINUITY 3

Nissan Maxima. CHECK HARNESS CONTINUITY 3

  1. Disconnect power window and door lock/unlock switch RH connector.
  2. Check continuity between power window and door lock/unlock switch RH connector D105 (A) terminals 12, 15 and front power window motor RH connector D104 (B) terminals 3, 5.
  3. Check continuity between power window and door lock/unlock switch RH connector D105 (A) terminals 12, 15 and ground.

Nissan Maxima. CHECK HARNESS CONTINUITY 3

Nissan Maxima. CHECK HARNESS CONTINUITY 3

PASSENGER SIDE : Special Repair Requirement

1. PERFORM INITIALIZATION PROCEDURE

Perform initialization procedure.

2. CHECK ANTI-PINCH OPERATION

Check anti-pinch operation.

    Power window motor

    Door switch