Ignition system, servicing

General notes on ignition system 

• Only the components which specifically relate to the ignition system are dealt with here. The other components of the injection and ignition system, refer to Fuel injection system, servicing  .
• 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 detect and store a malfunction. Therefore after completing all checks and repairs the Fault memory must be checked and if necessary erased.

Ignition system components - assembly overview for engine code BJS, refer to Ignition system components, assembly overview 

Ignition coils with power output stages, removing and installing, refer to Ignition coils with power output stage, removing and installing 

Safety precautions, refer to Safety precautions 

Test Data, Spark Plugs, refer to Technical data, spark plugs