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

EVAP 4 - Check Vacuum In EVAP System

^ Check for blockage/restrictions or opens (hoses) between engine vacuum port and carbon canister.

^ Check for blockage In fuel tank vent system.

^ Is a fault Indicated?

YES -- Replace damaged vacuum hoses (holes or cuts). Remove blockage or restrictions.

NO -- For 3.0L Flexible Fuel: Go to EVAP7.

All others: Go to EVAP 5. EVAP 5 - Check Canister Purge Solenoid Stuck Closed