Battery Saver Control does not Operate Properly

With CONSULT-II

1. Select "INTERIOR ILLUMINATION" of "IVMS" on "SELECT SYSTEM" screen.
2. Operate each door via "DOOR SW-DR" and "DOOR SW-PA" on "DATA MONITOR" screen and make sure that the switch turns on and off as commanded.
   Fig 1: Checking Door Switch Signal With Consult II

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

Without CONSULT-II

• Open and close the front door (driver side, passenger side) and make sure that the switch turns on and off by "switch monitor" in the self-diagnosis function.

OK or NG 

1. OK: GO TO  6
2. NG:
   • When front door switch (driver side) is malfunction, GO TO 2.
   • When front door switch (passenger side) is malfunction, GO TO 4.

1. Turn ignition switch OFF.
2. Disconnect BCM connector and front door switch (driver side) connector.
3. Check continuity between BCM harness connector B4 terminal 142 (R/Y) and front door switch (driver side) harness connector B20 terminal 1 (R/Y).
   1. 142 (R/Y) - 1 (R/Y): Continuity should exist. 
   Fig 2: Checking Continuity Between BCM Harness Connector And Front Door Switch (Driver Side Circuit)

   Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between BCM harness connector B4 terminal 142 (R/Y) and ground.
   1. 142 (R/Y) - Ground: Continuity should not exist. 

OK or NG 

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

Check front door switch (driver side).

1. Switch released (ON): Continuity should exist. 
2. Switch pressed (OFF): Continuity should not exist. 

OK or NG 

1. OK: Replace BCM.
2. NG: Replace front door switch (driver side).

1. Turn ignition switch OFF.
2. Disconnect BCM and front door switch (passenger side) connectors.
3. Check continuity between BCM harness connector M4 terminal 37 (LG) and front door switch (passenger side) harness connector B220 terminal 1 (LG).
   1. 37 (LG) - 1 (LG): Continuity should exist. 
   Fig 3: Checking Continuity Between BCM Harness Connector And Front Door Switch (Passenger Side) Harness Connector

   Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between BCM harness connector M4 terminal 37 (LG) and ground.
   1. 37 (LG) - Ground: Continuity should not exist. 

OK or NG 

1. OK: GO TO 5.
2. NG: Repair harness or connector.

Check front door switch (passenger side).

1. Switch released (ON): Continuity should exist. 
2. Switch pressed (OFF): Continuity should not exist. 

OK or NG 

1. OK: Replace BCM.
2. NG: Replace front door switch (passenger side).

1. Turn ignition switch OFF.
2. Disconnect headlamp battery saver control unit connector.
3. Check voltage between headlamp battery saver control unit harness connector M34 terminal 10 (Y/R) and ground after turning off ignition switch.
   Fig 4: Checking Voltage Between Headlamp Battery Saver Control Unit Harness Connector And Ground (1 Of 2)

   Courtesy of NISSAN MOTOR CO., U.S.A.
   Fig 5: Checking Voltage Between Headlamp Battery Saver Control Unit Harness Connector And Ground (2 Of 2)

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

OK or NG 

1. OK: GO TO  8
2. NG: GO TO 7.

1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between headlamp battery saver control unit harness connector M34 terminal 10 (Y/R) and BCM harness connector R4 terminal 135 (Y/G).
   1. 10 (Y/R) - 135 (Y/R): Continuity should exist. 
   Fig 6: Checking Continuity Between Headlamp Battery Saver Control Unit Harness Connector And BCM Harness Connector

   Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between headlamp battery saver control unit harness connector M34 terminal 10 (Y/R) and ground.
   1. 10 (Y/R) - Ground: Continuity should not exist. 

OK or NG 

1. OK: Replace BCM.
2. NG: Repair harness or connector.

Check continuity of lighting switch. Refer to "Switch Circuit Inspection ".

OK or NG 

1. OK: GO TO 9.
2. NG: Replace lighting switch.

1. Turn ignition switch OFF.
2. Disconnect headlamp battery saver control unit and lighting switch connectors.
3. Check continuity between headlamp battery saver control unit harness connector M33 terminal 5 (L) and lighting switch harness connector M55 terminal 11 (L).
   1. 5 (L) - 11 (L): Continuity should exist. 
   Fig 7: Checking Continuity Between Headlamp Battery Saver Control Unit Harness Connector And Lighting Switch Harness Connector Circuit 1

   Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between headlamp battery saver control unit harness connector M33 terminal 5 (L) and ground.
   1. 5 (L) - Ground: Continuity should not exist. 

OK or NG 

1. OK: GO TO 10.
2. NG: Repair harness or connector.

1. Check continuity between headlamp battery saver control unit harness connector M34 terminal 13 (L) and lighting switch harness connector M55 terminal 11 (L).
   1. 13 (L) - 11 (L): Continuity should exist. 
   Fig 8: Checking Continuity Between Headlamp Battery Saver Control Unit Harness Connector And Lighting Switch Harness Connector Circuit 2

   Courtesy of NISSAN MOTOR CO., U.S.A.
2. Check continuity between headlamp battery saver control unit harness connector M34 terminal 13 (L) and ground.
   1. 13 (L) - Ground: Continuity should not exist. 

OK or NG 

1. OK: GO TO 11.
2. NG: Repair harness or connector.

Check continuity between lighting switch harness connector M55 terminal 5 (B) and ground.

1. 5 (B) - Ground: Continuity should exist. 

Fig 9: Checking Continuity Between Lighting Switch Harness Connector And Ground

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

OK or NG 

1. OK: Replace headlamp battery saver control unit.
2. NG: Repair harness.