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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Overdrive Indicator Lamp: Testing and Inspection

O/D OFF INDICATOR LIGHT INSPECTION
Inspection of Operation
1. Turn the IG SW from OFF to ON.

Note: The O/D OFF indicator light flashes when any malfunction exists in the EC-AT system components.

2. Verify that the O/D OFF indicator light is not illuminating
3. Depress the switch and verify that the O/D OFF indicator light illuminates.
- If the O/D OFF switch does not function, inspect the O/D OFF switch, and then inspect the terminal voltage of the O/D OFF indicator light.