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

INSPECTION

INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSY
a. Connect the hand-held tester or OBD II scan tool to the DLC3.
b. Turn the ignition switch ON.
c. Start the engine and warm it up.
d. Connect the hand-held tester and select the VVT from the ACTIVE TEST menu.
e. Check the engine speed when the OCV is operated by the hand-held tester.

Standard:
VVT system is OFF (OCV is OFF): Normal engine speed
VVT system is ON (OCV is ON): Rough idle or engine stalled