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BMW 5 Series E39 car engine ignition system
Ignition system — general information
The ignition system produces a spark that ignites the fuel-air mixture entering the cylinder. In order to produce a powerful spark, the 12-volt battery voltage...
The ignition system produces a spark that ignites the fuel-air mixture entering the cylinder. In order to produce a powerful spark, the 12-volt battery voltage...
Safety precautions when working with electronic ignition systems
In electronic ignition systems, high voltage can be as high as 40 kV (kilovolts). Under adverse circumstances, such as humidity in the engine compartment,...
In electronic ignition systems, high voltage can be as high as 40 kV (kilovolts). Under adverse circumstances, such as humidity in the engine compartment,...
Removal and installation / checking of ignition coils
You can check the ignition coils using an ohmmeter. However, an accurate check that allows you to make confident conclusions about certain faults in the...
You can check the ignition coils using an ohmmeter. However, an accurate check that allows you to make confident conclusions about certain faults in the...
Removal and installation the knock sensor
Removal Remove the intake manifold . Location of the plug connectors located under the intake manifold, viewed from the front: 1 - for knock sensor (closed); 2...
Removal Remove the intake manifold . Location of the plug connectors located under the intake manifold, viewed from the front: 1 - for knock sensor (closed); 2...
Checking/replacing the pulse sensor
The DME control unit receives information about the crankshaft speed via a pulse sensor, which is located at the toothed wheel behind the crankshaft pulley. A...
The DME control unit receives information about the crankshaft speed via a pulse sensor, which is located at the toothed wheel behind the crankshaft pulley. A...
Removal and installation the spark plug tip
Removal Remove the ignition coil . Remove spark plug tip "2" from ignition coil "1". Installation Place the spark plug tip on the ignition coil. Install the...
Removal Remove the ignition coil . Remove spark plug tip "2" from ignition coil "1". Installation Place the spark plug tip on the ignition coil. Install the...
Removal and installation the DME control unit
Note: Each control unit is programmed with certain basic parameters, which represent only average values. The control unit, depending on the engine condition,...
Note: Each control unit is programmed with certain basic parameters, which represent only average values. The control unit, depending on the engine condition,...
Spark plugs
The spark plug consists of an insulator, a housing, a central electrode and a ground electrode. The central electrode is hermetically secured in the insulator,...
The spark plug consists of an insulator, a housing, a central electrode and a ground electrode. The central electrode is hermetically secured in the insulator,...
Standard spark plugs for BMW 5-series engines
Note: Technical developments are constantly moving forward. It may therefore be necessary to use spark plugs with different parameters for individual engines....
Note: Technical developments are constantly moving forward. It may therefore be necessary to use spark plugs with different parameters for individual engines....
Technical data of the ignition system (DME)
Resistance values, if temperature is not specified, correspond to a temperature of +20°C
Resistance values, if temperature is not specified, correspond to a temperature of +20°C
This section is available on russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
Similar sections for other types of BMW cars:
4-cylinder engine: Ignition system BMW 3 Series E21 (1975-1983)
Power unit: Ignition and control systems BMW 7 Series E38 (1994-2001)
4-cylinder engine: Ignition system BMW 3 Series E21 (1975-1983)
Power unit: Ignition and control systems BMW 7 Series E38 (1994-2001)
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