Power electrical devices BMW 3 Series E36

Generator: general information and device
On BMW cars, an alternator is installed. Depending on the model and composition of the equipment, the generator power can range from 65 A to 140 A. The...

Alternator Safety Precautions
When working in the engine compartment, be sure to disconnect the ground wire from the battery. Do not interchange the wires of the voltage regulator and the...

Alternator voltage test
Connect a voltmeter to the positive and negative battery terminals. Start the engine. During start-up, the voltage can drop to 9.5 volts. Increase the speed to...

Removal and installation of the generator: four-cylinder gasoline engine
Withdrawal Disconnect the ground wire from the battery. Attention: When the battery is disconnected, the information in the electronic memory devices, such as...

Removal and installation of the generator: six-cylinder diesel engine
Withdrawal Disconnect the ground wire from the battery. Attention: When the battery is disconnected, the information in the electronic memory devices, such as...

Replacing and checking the carbon brushes of the generator and voltage regulator
The voltage regulator stabilizes the generator voltage over the entire range of engine speeds and loads, which ensures that there are no fluctuations in the...

Starter: general information and device
To start an internal combustion engine, a small electric motor, a starter, is required. To start the engine, it is necessary that the starter develop up to 300...

Removal and installation of a starter. Models 316i, 318i
The starter is located on the side of the junction of the engine with the gearbox and is removed upward. Withdrawal Disconnect the ground wire from the...

Removal and installation, check of the traction relay
With a defective traction relay, the starter gear does not engage with the flywheel ring gear. Because of this, the starter is not able to crank the engine....

Starter Troubleshooting
If the starter does not turn the engine, first check for a minimum of 8 volts at terminal 50 of the traction relay, sufficient to operate the traction relay....