General notes on ignition system
- Only the components which specifically relate to the ignition system are dealt with here. For the other components of the injection and ignition system, see COMPONENT LOCATIONS, OVERVIEW
.
- The engine control module is equipped with On Board Diagnostic (OBD).
- Components marked with * are checked via the On Board Diagnostic (OBD), see DIAGNOSTIC TROUBLE CODE (DTC) MEMORY
.
- For trouble -free operation of the electrical components a voltage of at least 11.5 V is necessary.
- During some checks it is possible that the control module will recognize and store a trouble code. Therefore after completing all checks and repairs the Diagnostic Trouble Code (DTC) memory must be checked and, if necessary, erased. See DIAGNOSTIC TROUBLE CODE (DTC) MEMORY
.
See SAFETY PRECAUTIONS
See TEST DATA, SPARK PLUGS