Inspection For Power Supply And Ground Circuit

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

Inspection procedure

CHECK FUSE
- Check if wiper and washer fuse is blown.
  
  Fig 1: Checking Wiper & Washer Fuse
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: GO TO 2.

NG: If fuse is blown, be sure to eliminate cause of problem before installing new fuse, refer to POWER SUPPLY ROUTING CIRCUIT .
CHECK POWER SUPPLY CIRCUIT
1. Disconnect BCM connector.
2. Check voltage between BCM harness connector terminals and ground.
Fig 2: Terminals Specification Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Checking Voltage Between BCM Harness Connector Terminals And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: GO TO 3.

NG: Check harness for open or short between BCM and fuse.
GROUND CIRCUIT INSPECTION (BCM)
Check for continuity between the following terminals on BCM connector and body ground.

Fig 4: Continuity Specification Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 5: Checking Continuity Between BCM Terminal Connectors & Body Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK: INSPECTION END.

NG: Repair/replace BCM ground circuit.