Diagnosis Procedure

CARGO LAMP CONTROL CIRCUIT


Description

Controls the cargo lamp (ground side) to turn the cargo lamp ON and OFF.





CARGO LAMP CONTROL CIRCUIT


Diagnosis Procedure

Regarding Wiring Diagram information, Interior Room Lamp Control System.
1.CHECK CARGO LAMP OUTPUT
CONSULT-III





1. Turn ignition switch ON.
2. Select "LUGGAGE LAMP TEST" of BCM (INT LAMP) active test item.
3. While operating the test item, check voltage between BCM connector M19 terminal 49 and ground.





Is the inspection result normal?
YES - Cargo lamp control circuit is operating normally.
Fixed ON-GO TO 3
Fixed OFF- GO TO 2
2.CHECK CARGO LAMP OPEN CIRCUIT





1. Turn ignition switch OFF.
2. Disconnect BCM connector M19 and cargo lamp connector.
3. Check continuity between BCM connector M19 (A) terminal 49 and cargo lamp connector R11 (B) terminal 1.





Is the inspection result normal?
YES - Check cargo lamp for an open. If OK, replace BCM.
Service and Repair. If NG, replace cargo lamp. Service and Repair.
NO - Repair harness or connectors.
3.CHECK CARGO LAMP SHORT CIRCUIT





1. Turn ignition switch OFF.
2. Disconnect BCM connector M19 and cargo lamp connector R11.
3. Check continuity between BCM connector M19 terminal 49 and ground.





Is the inspection result normal?
YES - Check cargo lamp for a short circuit. If OK, replace
BCM. Service and Repair. If
NG, replace cargo lamp. Service and Repair.
NO - Repair harness or connectors.