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

System Inspection

1. Visually inspect intake air system components for:

Mechanical:

^ Loose, kinked, pinched, or damaged air lines

^ Loose, kinked, pinched, or damaged vacuum lines

Electrical:

^ Damaged or loose connections

^ Damaged insulation

^ Damaged air flow meter

2. Check air intake hose for cracking, loose clamps, or a disconnected hose.

3. If all checks are okay, proceed to Pinpoint Tests.