Rear Wiper Does Not Operate

1. CHECK CIRCUIT BETWEEN COMBINATION SWITCH AND BCM 

   With CONSULT-II

   1. Select "BCM" on CONSULT-II, and select "WIPER" on "SELECT TEST ITEM" screen.
   2. Select "DATA MONITOR" on "SELECT DIAG MODE" screen. Make sure that "RR WIPER ON", turn ON-OFF according to front wiper switch operation.
      Fig 1: Identifying CONSULT-II Screen Tool Display - DATA MONITOR

      Courtesy of NISSAN MOTOR CO., U.S.A.

   Without CONSULT-II

   Refer to "COMBINATION SWITCH INSPECTION ".

   OK or NG 

   OK: GO TO 2.

   NG: Check combination switch (wiper switch). Refer to "COMBINATION SWITCH INSPECTION ".

2. ACTIVE TEST 

   With CONSULT-II

   1. Select "BCM" on CONSULT-II, and select "WIPER" on "SELECT SYSTEM" screen.
   2. Select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
   Fig 2: Identifying CONSULT-II Screen Tool Display - ACTIVE TEST
   Courtesy of NISSAN MOTOR CO., U.S.A.
   3. Select "REAR WIPER" on "SELECT TEST ITEM" screen.
   4. Confirm that rear wiper operates normally.

      Without CONSULT-II

      GO TO 3.

   Does rear wiper operate normally? 

   Yes: Replace BCM. Refer to "REMOVAL AND INSTALLATION OF BCM ".

   No: GO TO 3.

3. CHECK BCM 

   With rear wiper switch ON, check voltage between rear wiper motor harness connector D107 terminal 4 and ground.

   4 - Ground : Battery voltage. 

   Fig 3: Identifying Voltage Between Rear Wiper Motor Harness Connector D107 Terminal 4 And Ground

   Courtesy of NISSAN MOTOR CO., U.S.A.

   OK or NG 

   OK: GO TO 4.

   NG: GO TO 5.

4. CHECK GROUND CIRCUIT 
   1. Turn ignition switch OFF.
   2. Disconnect rear wiper motor connector.
   3. Check continuity between rear wiper motor harness connector D107 terminal 2 and ground.

      2 - Ground : Continuity should exist. 

      Fig 4: Identifying Continuity Between Rear Wiper Motor Harness Connector D107 Terminal 2 And Ground

      Courtesy of NISSAN MOTOR CO., U.S.A.

   OK or NG 

   OK: Replace rear wiper motor.

   NG: Repair harness or connector.

5. CHECK REAR WIPER CIRCUIT 

1. Turn ignition switch OFF.
2. Disconnect BCM connector and rear wiper motor connector.
3. Check continuity between BCM harness connector B14 terminal 70 and rear wiper motor harness connector D107 terminal 4.

   70 - 4 : Continuity should exist. 

4. Check continuity between BCM harness connector B14 terminals 70 and ground.

   70 - Ground : Continuity should not exist. 

   Fig 5: Identifying Continuity Between BCM Harness Connector B14 Terminals 70 And Ground

   Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

OK: Replace BCM. Refer to "REMOVAL AND INSTALLATION OF BCM ".

NG: Repair harness or connector.