All Step/Foot/Puddle Lamps Do Not Operate

WARNING: This page is about a different car, the 2006 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

CHECK EACH DOOR SWITCH
Select "BCM" on CONSULT-II. With "INT LAMP" data monitor, make sure switches listed in display item list turn ON-OFF linked with switch operation. Refer to "DISPLAY ITEM LIST " for switches and their functions.

OK or NG
- OK : GO TO 2.
- NG : Inspect malfunctioning switch system.
  
  Fig 1: CONSULT II Display - Data Monitor
  Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK STEP LAMP POWER SUPPLY
1. Turn ignition switch OFF.
2. Check voltage between front step lamp LH harness connector D11 terminal + and ground.
  + - Ground : Battery voltage should exist.
OK or NG
- OK : GO TO 3.
- NG : GO TO 4.
  
  Fig 2: Identifying Voltage Between Front Step Lamp LH Harness Connector D11 Terminal + And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK STEP LAMP CONTROL CIRCUIT
1. Disconnect BCM connector and front step lamp LH connector.
2. Check continuity between BCM harness connector M20 terminal 62 and front step lamp LH harness connector D11 terminal -.
  62 : Continuity should exist.
OK or NG
- OK : Replace BCM if front step lamp does not work after setting the connector again. Refer to "BCM ".
- NG : Repair harness or connector.
  
  Fig 3: Identifying Continuity Between BCM Terminal 62 And Front Step Lamp LH Terminal -
  Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK STEP LAMP CIRCUIT
1. Disconnect BCM connector and front step lamp LH connector.
2. Check continuity between BCM harness connector M20 terminal 56 and front step lamp LH harness connector D11 terminal +.
  + - 56 : Continuity should exist.
OK or NG
- OK : Replace BCM if front step lamp does not work after setting the connector again. Refer to "BCM ".
- NG : Repair harness or connector.
  
  Fig 4: Identifying Continuity Between BCM Terminal 56 And Front Step Lamp LH Terminal +
  Courtesy of NISSAN MOTOR CO., U.S.A.