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

Clutch Switch: Testing and Inspection

STARTER INTERLOCK SWITCH INSPECTION (MTX) [L3, AJ]

On-vehicle Inspection




1. Inspect the following.
- With the clutch pedal not depressed, verify that the engine does not start.
- With the clutch pedal fully depressed, verify that the engine starts.
- If not as specified, perform continuity inspection.

Continuity Inspection
1. Disconnect the starter interlock switch connector.




2. Verity that the continuity is as indicated in the table.
- It there is any malfunction, replace the starter interlock switch.