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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Flow of Diagnosis

Flow Of Diagnosis:

Driveability Worksheet:

Repair History (1 Of 2):

Repair History (2 Of 2):

1. Verify customer complaint.
2. Check for applicable TSB's.
3. The driveability worksheet and repair history worksheets can provide helpful clues as to the real nature of a problem.
4. Follow the Flow Of Diagnosis from top to bottom.
5. If no faults are found in the ignition system, refer to COMPUTERIZED ENGINE CONTROLS.