Ignition system — general information The ignition system produces a spark that ignites the air-fuel mixture entering the cylinder. In order to produce a powerful ignition spark, the 12 volt...
Removing and installing / checking ignition coils You can check the ignition coils with an ohmmeter. However, an accurate check that allows you to draw confident conclusions about certain malfunctions of the...
Checking / replacing the pulse sensor The DME control unit receives information about the crankshaft speed via an impulse sender, which is located at the gear wheel behind the crankshaft belt...
Removal and installation of a tip of a spark plug Withdrawal Remove ignition coil . Remove spark plug tip -2- from ignition coil -1-. Installation Put the tip of the spark plug on the ignition coil. Install...
Spark plug The spark plug consists of an insulator, a housing, a center electrode and a ground electrode. The central electrode is hermetically fixed in the insulator,...
OEM spark plugs for BMW 5 Series engines Attention: Technical development is constantly moving forward. Therefore, it may be that spark plugs with different parameters should be used for individual...