BMW 7 Series E32 car engine ignition system

Ignition system. general description
The ignition system produces a spark that ignites the air-fuel mixture entering the cylinders. In order to achieve a powerful spark, the ignition coil has a...

Precautions when working with the ignition system
For electronic ignition systems, the operating voltage is up to 40,000 V under adverse conditions, for example, in the presence of moisture in the engine...

Distributor — removal and installation
Early car models Withdrawal Disconnect the ground wire from the battery. Attention: In this case, information about malfunctions is erased from the memory of...

Distributor cap and slider — check
Early car models Remove the distributor cap and remove the distributor rotor. Check the absence of cracks and traces of burnout on the surface of the...

Ignition coil
Late car models Examination Checking the ignition coil is carried out using an ohmmeter. Disconnect the ground wire from the battery. Remove the protective...

Ignition coils — removal, inspection and installation
Ignition coils can be checked with an ohmmeter. However, an accurate check can only be carried out in a workshop that has an oscilloscope to draw reliable...

Knock sensor — removal and installation
Withdrawal Remove intake manifold (pipe). Unhook and disconnect the knock sensor connector. Unscrew the knock sensor. There are two knock sensors on the...

Pulse Generator — Check and Replace
The DME control unit receives speed information from the alternator (sensor) pulses, which is installed at the gear behind the crankshaft pulley. Another...

Spark plug plug — removal and installation
Withdrawal Remove the ignition coil. Pull off the spark plug plug (2) from the ignition coil (1). Installation Attach the spark plug plug to the ignition coil....

DME control unit — removal and installation
Attention: Each control unit is programmed with certain basic values. which correspond to the mean values of the variables. During operation, the control unit...

Spark plug
The spark plug consists of a middle electrode, an insulator with a housing and a ground electrode. Average (central) the electrode is sealed in the insulator,...