Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

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 ?