Operation CHARM: Car repair manuals for everyone.

Motronic Ignition System, Overview

NOTES:
- Only components specifically relating to the ignition system are contained in this Information. For fuel Injection and ignition system shared components.
- The fuel injection and ignition system Control Module (ECM) is equipped with an On Board Diagnostic system.
- Components marked with an "are automatically checked via the "On Board Diagnostic" system.
- Check DTC memory before starting repairs and troubleshooting.
- During some checks it is possible that the check itself can trigger the Control Module to recognize and store a malfunction. Therefore after completing all checks and repairs; DTC memory must be checked and if necessary, erased.