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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General Information
Mono-Motronic Ignition System, general information Ignition system, repairing Note: ^
The Mono-Motronic Engine Control Module (ECM) (J257) for the ignition and fuel injection system is equipped with Diagnostic Trouble Code (DTC) Memory
^
Components marked with an asterisk (*) are checked by the On Board Diagnostic (OBD) program.
^
Before repairing or troubleshooting check DTC Memory.
Testing and Inspection