Operation CHARM: Car repair manuals for everyone.

Component Inspection





Component Inspection

Check Multifunction switch
1. Connect scantool to Data Link Connector (DLC).
2. Ignition "ON" & engine "OFF".
3. Substitute with a known-good Multifunction switch and Check if the DTC is erased.
4. Is the DTC erased ?





Check BCM
1. Connect scantool to Data Link Connector (DLC).
2. Ignition "ON" & engine "OFF".
3. Substitute with a known-good BCM and Check if the DTC is erased.
4. Is the DTC erased ?