Cube L4-1.8L (MR18DE) (2010)
DOOR SWITCH
Diagnosis Procedure
1.CHECK DOOR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect malfunctioning door switch connector.
3. Check signal between malfunctioning door switch harness connector and ground with oscilloscope.
Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between door switch harness connector and BCM harness connector.