Vehicle equipment and instruments Mercedes E-Class (W210)

Electrical equipment — general information
The battery, generator and starter ensure the engine starts, each of them performs its own function and is connected to the others. So, without the battery, the starter...

Control devices — general description
The driver must constantly monitor the technical condition of the car and control the situation on the road. Control devices are designed for this purpose. They are a...

Checking control devices
Always read the instrument cluster before starting to drive (the composition of the indicators depends on the vehicle modification). When the ignition is turned on, all...

Instrument cluster — general description
The newly developed instrument cluster has the following features: 1. Electronic speedometer . The electronic speedometer drive, as opposed to the traditional mechanical...

Removal the instrument cluster
Sequence of works 1. Unlock the steering column adjustment system and pull the steering wheel forward completely. Fig. 9.34. The instrument cluster (1) can be removed...

Tempomat (cruise control)
This system can be optionally installed on all cars with automatic transmission. In low traffic conditions, this system allows you to set a certain speed and take your...

Airbag system and seat belt pretensioners
The airbag is built into the steering wheel. It is filled with air by an explosive process in 1/30 s. After 1/10 s, it begins to deflate thanks to the holes in it. The...

Wires and fuses
In Mercedes cars, individual wires are usually bundled and enclosed in a black braid, which makes it difficult to find the necessary wire. In this case, numerous plug...

Color coding of wires
Contact "15" is energized only when the ignition is on (the key in the lock is in position "II"), while outside the ignition coils, current is supplied to those...

Relay and fuse box mounting block
Fig. 9.38. The fuse and relay mounting block is located on the left side of the car next to the brake booster. It contains most of the fuses. To make troubleshooting...

Fuses — Types and Locations
Each electrical device in a car requires a certain amount of current, so a wire of the required cross-section is connected to it. If the current in the circuit of this...

Replacing the fuse
Sequence of works 1. If you need to replace a fuse, you can use the plastic tweezers that are included in the standard tool kit. 2. Use tweezers to remove the blown fuse...

Relay — purpose and fault finding
What are relays used for? Relays are used primarily in the circuit of powerful energy consumers. There is the following reason for this: when current is supplied along a...

Combi relay — location
This large relay with a large number of contacts reduces the volume of parts in the electrical system a little. It is responsible for the direction indicators and hazard...

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W210 (1996-2002)

W124 (1984-1995)