Malfunctioning Operation of Lamps and Wipers

WARNING: This page is about a different car, the 2003 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.

SYSTEM CHECK
Confirm symptom, and confirm malfunctioning system No. from the table in Fig 1.

Fig 1: Malfunctioning Operation Of Lamps And Wipers - System Check
Courtesy of NISSAN MOTOR CO., U.S.A.
1. : GO TO 2.
HARNESS INSPECTION
1. Disconnect BCM connector and combination switch connector.
2. Check continuity between BCM harness connector of applicable malfunctioning system and body ground.
  
  Fig 2: Terminal Continuity
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 3: Checking Continuity Between BCM Harness Connector And Body Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 3.
2. NG: Check harness between BCM and combination switch for short circuit.
INSPECTION OF BCM INPUT TERMINAL VOLTAGE
Connect BCM connector. Check voltage between BCM input terminal of applicable malfunctioning system and body ground.

Fig 4: BCM Input Terminal Voltage
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 5: Checking Voltage Between BCM Input Terminal And Body Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: Combination switch malfunction, go to 4.
2. NG: Replace BCM.
COMBINATION SWITCH INSPECTION
Following the table below, check combination switch.

Fig 6: Checking Combination Switch
Courtesy of NISSAN MOTOR CO., U.S.A.
1. : Inspection End