Vehicle equipment and instruments Mercedes S-Class (W220)

General information about on-board electrical equipment
Cars of this brand are equipped with a 12 V electrical system with negative grounding. All lighting fixtures and electrical units are powered by a lead-acid battery...

Onboard Electrical Specifications
12V incandescent lamps To be able to change the lamp at any time, you should always have a box with the most important spare lamps in your car. Destination Base, Type...

Diagnosis of malfunctions of on-board electrical equipment — general information
The procedures and codes for diagnosing electronic control systems are discussed in Chapter Engine electrical equipment . A typical electrical circuit may include an...

Checking the wiper motor
The wiper motor is located in the water collection area under the windshield. To check it is necessary to remove the corresponding cover. Terminal designation The motor...

Checking the heated rear window
When the heated rear window is turned on, the field with visible lines of wires should be free of coating or snow after a while. 1. If there is a problem, check the fuse...

Replacing incandescent lamps
reversing lamp Lamp size high beam lamp Rear turn signal lamp Lamp left parking light License plate lamp fog lamp Rear fog lamp Turn signal lamp E2e5 Right turn signal...

Backup light function
If the filament bulb of the left interior rear position light fails, the rear fog lamp is energized as a replacement with a reduced brightness. If the right or left...

Electrical fuses
Rear fuse box Left fuse box (engine compartment, left) Right fuse box (engine compartment, right) Relay and fuse box left 1 - Cover; 2 - Screws; F1 - Left fuse mounting...

Installation of electrical and electronic appliances
Additional installed electrical or electronic devices that may affect the driver's control of the vehicle must be type approved and marked with the symbol e. Permission...

Elements of a single castle
A2/12 - Antenna amplifier at the top of the rear window; A8/1 - remote control; A26/1 - IR receiver for the left front door; A26/2 - IR receiver for the right front...

Location of the main electrical elements of the electrical system of the car body
Paddle switch block 2 - Cover; 3 - Studs; 4 - Screws; N80 - Steering column block; S4 - Combination switch; S40 - Tempostat switch; S59/1 - Steering column adjuster and...

Anti-theft alarm
Activation of the anti-theft alarm Illustration for a car with a motion sensor inside the cabin (IMS), code 882 A26/14 - IMS transceiver; B33 - Anti-theft alarm tilt...