Quest V6-3.5L (VQ35DE) (2009)
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Combination Switch: Component Tests and General Diagnostics
COMBINATION SWITCH
Combination Switch Inspection
1.SYSTEM CHECK
1. Referring to table below, check to which system the malfunctioning switch belongs.
- GO TO 2.
2.SYSTEM CHECK
With CONSULT-III
1. Connect CONSULT-III, and select "COMB SW" on "SELECT TEST ITEM" screen.
2. Select "DATA MONITOR".
3. Select "START" and confirm that other switches in malfunctioning system operate normally.
Without CONSULT-III
Operate combination switch and confirm that other switches in malfunctioning system operate normally.
Example: When auto light switch is malfunctioning, confirm that "FRONT WIPER LOW" and "FRONT WIPER INT" in System 3, to which the auto
light switch belongs, operate normally.
Check results
Other switches in malfunctioning system operate normally.-Replace lighting switch or wiper switch.
Other switches in malfunctioning system do not operate normally. - GO TO 3.
3.HARNESS INSPECTION
1. Turn ignition switch OFF.
2. Disconnect BCM and combination switch connectors.
3. Check for continuity between BCM harness connector of the suspect system and the corresponding combination switch connector terminals.
4. Check for continuity between each terminal of BCM harness connector in suspect malfunctioning system and ground.