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)

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Switch: Service and Repair

VTM-4 LOCK Button Test/Replacement
1. Remove the instrument panel.
2. Disconnect the 5P connector (A) from the VTM-4 lock button (B), then remove the VTM-4 lock button.





3. Check for continuity between the terminals in each switch position according to the table.





4. If the continuity check is not as specified, replace the bulbs (C) or the VTM-4 lock button.