Only Front Wiper Low Does Not Operate

With CONSULT-II

1. Select "IPDM E/R" by CONSULT-II, and select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
2. Select "FRONT WIPER" on "SELECT TEST ITEM" screen.
3. Touch "LO" screen.

   Without CONSULT-II

   Start up auto active test. Refer to "AUTO ACTIVE TEST "

Does front wiper operate normally? 

1. YES : Refer to "COMBINATION SWITCH INSPECTION ".
2. NO : GO TO 2.

Fig 1: CONSULT-II Diagnosis Function Display

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

1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector and front wiper motor connector.
3. Check continuity between IPDM E/R harness connector E7 terminal 21 (P) and front wiper motor harness E57 connector terminal 1 (P).
   1. 21 (P) - 1 (P) : Continuity should exist. 
4. Check continuity between IPDM E/R harness connector E7 terminal 21 (P) and ground.
   1. 21 (P) - Ground : Continuity should not exist. 

OK or NG 

1. OK : GO TO 3.
2. NG : Repair harness or connector.

Fig 2: Checking Continuity Terminal 21 And Ground

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

With CONSULT-II

1. Connect IPDM E/R connector and front wiper motor connector.
2. Select "IPDM E/R" by CONSULT-II, and select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
3. Select "FRONT WIPER" on "SELECT TEST ITEM" screen.
4. Touch "LO" screen.
5. Check voltage between IPDM E/R harness connector E7 terminal 21 (P) and ground while front wiper LO is operating.
   1. 21 (P) - Ground : Battery voltage. 

Fig 3: Checking Voltage Between Terminal 21 And Ground

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

Without CONSULT-II

1. Connect IPDM E/R connector and front wiper motor connector.
2. Start up auto active test. Refer to "AUTO ACTIVE TEST ".
3. Check voltage between IPDM E/R harness connector E7 terminal 21 (P) and ground while front wiper LO is operating.
   1. 21 (P) - Ground : Battery voltage. 

OK or NG 

1. OK : Replace front wiper motor.
2. NG : Replace IPDM E/R.