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

On-Vehicle Inspection

ON-VEHICLE INSPECTION

1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
a. Connect the intelligent tester to the DLC3.
b. Turn the ignition switch to the ON position.
c. Start the engine and warm it up.
d. Select the intelligent tester from the ACTIVE TEST menu.







e. Check the engine speed when the OCV is operated by the intelligent tester.