Parking, License Plate and/or Tail Lamps Do Not Illuminate

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

CHECK COMBINATION SWITCH INPUT SIGNAL
With CONSULT-II

Select "BCM" on CONSULT-II. With "HEAD LAMP" data monitor, make sure "LIGHT SW 1ST" turns ON-OFF linked with operation of lighting switch.
- When lighting switch is in 1ST position: LIGHT SW 1ST ON
Without CONSULT-II

Refer to "COMBINATION SWITCH INSPECTION ".

OK or NG
- OK: GO TO 2.
- NG: Check lighting switch. Refer to "COMBINATION SWITCH INSPECTION ".
Fig 1: Identifying "LIGHT SW 1ST" Turned "ON"
Courtesy of NISSAN MOTOR CO., U.S.A.
ACTIVE TEST
With CONSULT-II
1. Select "IPDM E/R" on CONSULT-II, and select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
2. Select "EXTERNAL LAMPS" on "SELECT TEST ITEM" screen.
3. Touch "TAIL" on "ACTIVE TEST" screen.
4. Make sure parking, license plate and tail lamp operation.
  - Parking, license plate and tail lamp should operate
Without CONSULT-II
1. Start auto active test. Refer to "AUTO ACTIVE TEST ".
2. Make sure parking, license plate and tail lamp operation.
  - Parking, license plate and tail lamp should operate
  Fig 2: Identifying "TAIL" On "ACTIVE TEST" Display
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: GO TO 3.
- NG: GO TO 4.
CHECK IPDM E/R
1. Select "IPDM E/R" on CONSULT-II, and select "DATA MONITOR" on "SELECT DIAG MODE" screen.
2. Make sure "TAIL & CLR REQ" turns ON when lighting switch is in 1ST position.
  - When lighting switch is in 1ST position: TAIL & CLR REQ ON
OK or NG
- OK: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION OF IPDM E/R ".
- NG: Replace BCM. Refer to "REMOVAL AND INSTALLATION OF BCM ".
Fig 3: Identifying "TAIL & CLR REQ" Turned "ON"
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK INPUT SIGNAL
With CONSULT-II
1. Turn ignition switch OFF.
2. Disconnect front combination lamp, license plate lamp and rear combination lamp connectors.
3. Turn ignition switch ON.
4. Select "IPDM E/R" on CONSULT-II, and select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
5. Select "TAIL LAMP" on "SELECT TEST ITEM" screen.
6. Touch "ON" on "ACTIVE TEST" screen.
7. When tail lamp is operating, check voltage between front combination lamp, license plate lamp, rear combination lamp harness connector and ground.
Without CONSULT-II
1. Start auto active test. Refer to "AUTO ACTIVE TEST ".
2. When tail lamp is operating, check voltage between front combination lamp, license plate lamp, rear combination lamp harness connector and ground.
  
  Fig 4: Front Combination Lamp Harness Connector And Ground Voltage Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 5: Checking Voltage Between Front Combination Lamp Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 6: License Plate Lamp Harness Connector And Ground Voltage Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 7: Checking Voltage Between License Plate Lamp Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 8: Rear Combination Lamp Harness Connector And Ground Voltage Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 9: Checking Voltage Between Rear Combination Lamp Harness Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: GO TO 6.
- NG: GO TO 5.
CHECK PARKING, LICENSE PLATE AND TAIL LAMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector and front combination lamp harness connector.
  
  Fig 10: IPDM E/R Harness Connector And Front Combination Lamp Harness Connector Continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 11: Checking Continuity Between IPDM E/R Harness Connector And Front Combination Lamp Harness Connector
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between IPDM E/R harness connector and license plate lamps harness connector.
  
  Fig 12: IPDM E/R Harness Connector And License Plate Lamps Harness Connector Continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 13: Checking Continuity Between IPDM E/R Harness Connector And License Plate Lamps Harness Connector
  Courtesy of NISSAN MOTOR CO., U.S.A.
5. Check continuity between IPDM E/R harness connector and rear combination lamp harness connector.
  
  Fig 14: IPDM E/R Harness Connector And Rear Combination Lamp Harness Connector Continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 15: Checking Continuity Between IPDM E/R Harness Connector And Rear Combination Lamp Harness Connector
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION OF IPDM E/R ".
- NG: Repair harness or connector.
CHECK GROUND
1. Check continuity between front combination lamp harness connector and ground.
  
  Fig 16: Front Combination Lamp Harness Connector And Ground Continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 17: Checking Continuity Between Front Combination Lamp Harness Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
2. Check continuity between license lamps plate harness connector and ground.
  
  Fig 18: License Lamps Plate Harness Connector And Ground Continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 19: Checking Continuity Between License Lamps Plate Harness Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
3. Check continuity between rear combination lamp harness connector and ground.
  
  Fig 20: Rear Combination Lamp Harness Connector And Ground Continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 21: Checking Continuity Between Rear Combination Lamp Harness Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: Check bulbs.
- NG: Repair harness or connector.