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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During Warm Up



Check in Order Listed

1. Idle Air Control Valve (Diagnostic Trouble Code (DTC) 14)
2. Fuel Supply
a. Fuel Injector
b. Contaminated Fuel
3. Engine Coolant Temperature Sensor (DTC 6)
4. Engine Control Modules in Back Up Mode

Back Up mode used when the MALFUNCTION INDICATOR LAMP (MIL) is on.