All Interior Room Lamps Do Not Operate

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

CHECK POWER SUPPLY CIRCUIT
1. All interior room lamp switches are OFF.
2. Turn ignition switch ON.
3. Check voltage between BCM harness connector M20 terminal 56 and ground.
  56 - Ground : Battery voltage should exist.
  
  Fig 1: Checking Voltage Between BCM Connector M20 Terminal 56 And Ground
OK or NG

OK: Repair harness or connector. To prevent making a short circuit, be sure to disconnect battery negative cable after repairing harness, and then reconnect.

NG: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".