Trunk Lamp Switch Check
WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK TRUNK LAMP SWITCH INPUT SIGNAL
With CONSULT-III
Check (TRUNK SW") in "DATA MONITOR" mode with CONSULT-III.
TRUNK LAMP SWITCH INPUT SIGNALMonitor item Trunk condition TRUNK SW OPEN :ON CLOSE: OFF Without CONSULT-III
- Turn ignition switch OFF.
- Check voltage between BCM harness connector M19 terminal 42 and ground.
BCM HARNESS CONNECTOR M19 TERMINAL 42 AND GROUNDConnector Terminals Trunk condition Voltage (V) (Approx.) (+) (-) M19 42 Ground CLOSE Battery voltage OPEN 0 Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
OK: Trunk lamp switch circuit is OK.
NG: GO TO 2.
- CHECK TRUNK LAMP SWITCH
- Turn ignition switch OFF.
- Disconnect trunk lamp switch connector.
- Check continuity between trunk lamp switch terminals 1 and 2.
TRUNK LAMP SWITCHTerminals Trunk condition Continuity 1 2 Closed No Open Yes Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
OK: GO TO 3.
NG: Replace trunk lamp switch and trunk release solenoid.
- CHECK TRUNK LAMP SWITCH CIRCUIT
- Disconnect BCM connector M19.
- Check continuity between BCM harness connector M19 terminal 42 and trunk lamp switch harness connector (B) T103 terminal 1.
42 - 1: Continuity should exist.
- Check continuity between BCM harness connector (A) M19 terminal 42 and ground.
42 - Ground: Continuity should not exist.
Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
OK: GO TO 4.
NG: Repair or replace harness between BCM and trunk lamp switch.
- CHECK TRUNK LAMP SWITCH GROUND CIRCUIT
Check continuity between trunk lamp switch harness connector T103 terminal 2 and ground.
2 - Ground: Continuity should exist.
Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
OK: Check connection of harness and connector.
NG: Repair or replace trunk lamp switch ground circuit.