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

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Evaporative Emissions System: Testing and Inspection

1. Warm up the engine to normal operating temperature and run it at idle.
2. Disconnect the charcoal canister side vacuum hose from the purge solenoid valve, and verify that no vacuum is felt at the solenoid valve port.
3. If not as specified, check the solenoid valve, Engine Control Module terminal 3H voltage.