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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Camshaft Timing Control, Checking



Camshaft timing control, checking
The intake camshaft is adjusted according to load and engine speed. The solenoid camshaft adjustment valve causes oil pressure to be applied to the camshaft adjuster (mechanical adjustment device).

Note: The camshaft timing control only becomes active 25 seconds after the engine is started.