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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Without Variable Camshaft Phasing

Crank test each cylinder with 4-5 compression strokes using the starter motor.

The lowest reading should not be less than 70 percent of the highest reading. The compression gage reading should not be less than 689 kPa (100 psi) for any of the cylinders.