REAR LH: Diagnosis Procedure
- CHECK REAR POWER WINDOW MOTOR LH
Check rear power window motor LH. Refer to "REAR LH: COMPONENT INSPECTION ".
Is the inspection result normal?
YES: GO TO 2
NO: Replace rear power window motor LH. Refer to "REAR DOOR GLASS REGULATOR ".
- CHECK REAR POWER WINDOW SWITCH LH OUTPUT SIGNAL
- Disconnect rear power window motor LH connector.
- Turn ignition switch ON.
- Check voltage between rear power window motor LH connector D208 terminals 1, 3 and ground.
VOLTAGE SPECIFICATIONTerminal Condition Voltage (V) (Approx.) (+) (-) Rear power window motor LH connector Terminal D208 1 Ground UP Battery voltage DOWN 0 3 UP 0 DOWN Battery voltage Courtesy of NISSAN MOTOR CO., U.S.A.
Is the inspection result normal?
YES: Refer to "INTERMITTENT INCIDENT ".
NO: GO TO 3
- CHECK HARNESS CONTINUITY
- Turn ignition switch OFF.
- Disconnect rear power window switch LH connector.
- Check continuity between rear power window switch LH connector D207 (A) terminals 8, 9 and rear power window motor LH connector D208 (B) terminals 1, 3.CONTINUITY SPECIFICATION
Rear power window switch LH connector Terminal Rear power window motor LH connector Terminal Continuity D207 (A) 8 D208 (B) 1 Yes 9 3 - Check continuity between rear power window switch LH connector D207 (A) terminals 8, 9 and ground.
CONTINUITY SPECIFICATIONRear power window switch LH connector Terminal Ground Continuity D207 (A) 8 No 9 Is the inspection result normal?
YES: Replace rear power window switch LH. Refer to "REMOVAL AND INSTALLATION ".
NO: Repair or replace harness or connectors.
- CHECK ENCODER SIGNAL
- Turn ignition switch ON.
- Check signal between rear power window switch LH connector D207 terminal 12, 15 and ground with oscilloscope.
SIGNAL REFERENCETerminals Signal (Reference value) (+) (-) Rear power window switch LH connector Terminal D207 12 Ground Refer to following signal 15 Courtesy of NISSAN MOTOR CO., U.S.A.
Is the inspection result normal?
YES: Refer to "INTERMITTENT INCIDENT ".
NO: GO TO 2
- CHECK ENCODER POWER SUPPLY
Check voltage between rear power window motor LH connector D208 terminal 2 and ground.
VOLTAGE SPECIFICATIONTerminal Voltage (V) (Approx.) (+) (-) Rear power window motor LH connector Terminal D208 2 Ground 10 Courtesy of NISSAN MOTOR CO., U.S.A.
Is the inspection result normal?
YES: GO TO 4
NO: GO TO 3
- CHECK HARNESS CONTINUITY 1
- Turn ignition switch OFF.
- Disconnect rear power window switch LH and rear power window motor LH connectors.
- Check continuity between rear power window switch LH connector D207 (A) terminal 4 and rear power window motor LH connector D208 (B) terminal 2.CONTINUITY SPECIFICATION
Rear power window switch LH connector Terminal Rear power window motor LH connector Terminal Continuity D207 (A) 4 D208 (B) 2 Yes - Check continuity between rear power window switch LH connector D207 (A) terminal 4 and ground.
CONTINUITY SPECIFICATIONRear power window switch LH connector Terminal Ground Continuity D207 (A) 4 No Is the inspection result normal?
YES: Replace rear power window switch LH. Refer to "REMOVAL AND INSTALLATION ".
NO: Repair or replace harness or connectors.
- CHECK ENCODER GROUND CIRCUIT
- Turn ignition switch OFF.
- Disconnect rear power window motor LH connector.
- Check continuity between rear power window motor LH connector D208 terminal 4 and ground.
CONTINUITY SPECIFICATIONRear power window motor LH connector Terminal Ground Continuity D208 4 Yes Courtesy of NISSAN MOTOR CO., U.S.A.
Is the inspection result normal?
YES: GO TO 6
NO: GO TO 5
- CHECK HARNESS CONTINUITY 2
- Disconnect rear power window switch LH connector.
- Check continuity between rear power window switch LH connector D207 (A) terminal 3 and rear power window motor LH connector D208 (B) terminal 4.
CONTINUITY SPECIFICATIONRear power window switch LH connector Terminal Rear power window motor LH connector Terminal Continuity D207 (A) 3 D208 (B) 4 Yes Fig 6: Checking Continuity Between Rear Power Window Switch LH Connector D207 (A) And Rear Power Window Motor LH Connector D208 (B)Courtesy of NISSAN MOTOR CO., U.S.A.
Is the inspection result normal?
YES: Replace rear power window switch LH. Refer to "REMOVAL AND INSTALLATION ".
NO: Repair or replace harness or connectors.
- CHECK HARNESS CONTINUITY 3
- Disconnect rear power window switch LH connector.
- Check continuity between rear power window switch LH connector D207 (A) terminals 12, 15 and rear power window motor LH connector D208 (B) terminals 5, 6.CONTINUITY SPECIFICATION
Rear power window switch LH connector Terminal Rear power window motor LH connector Terminal Continuity D207 (A) 12 D208 (B) 5 Yes 15 6 - Check continuity between rear power window switch LH connector D207 (A) terminals 12, 15 and ground.
CONTINUITY SPECIFICATIONRear power window switch LH connector Terminal Ground Continuity D207 (A) 12 No 15 Is the inspection result normal?
YES: Replace rear power window motor LH. Refer to "REMOVAL AND INSTALLATION ".
NO: Repair or replace harness or connectors.