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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Symptom Related Diagnostic Procedures

This database describes trouble diagnosis of Powertrain Control System parts whose trouble is not indicated by the on-board diagnostic system (self-diagnosis function). When diagnostic trouble code No. 12 is indicated by the on-board diagnostic system (self-diagnosis function) and assuredly those engine basic parts are all in good condition, check the above Electronic Fuel Injection system parts which may be a possible cause for each symptom of the engine.