Volkswagen Passat 1995 Official Factory Repair Manual page 721

Intake air system, checking for leaks (outside air)
Intake air preheating, checking
28 - Ignition/Glow plug system
Motronic fuel injection and ignition system
Motronic ignition system, servicing
Safety precautions
Technical data, spark plugs
Distributor, removing and installing
Ignition timing control, checking
Camshaft Position (CMP) sensor, checking
Knock sensor, checking
Ignition coil, checking
Ignition coil power output stage, checking