Fuses and relays Mercedes C-class (W202; 1993 - 2000) (2024)

Mercedes-Benz W202 is a compact executive passenger car of the German automaker from the C-Class series. It replaced the W201 model (also known under the index 190) in May 1993. In this article we will understand in detail fuse box diagrams Mercedes W202 C-class (1st generation) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000years of manufacture.

Here you will find the locations and photos of the mounting blocks. Also, we will separately mark the fuses responsible for the cigarette lighter and the fuel pump.

In the engine compartment

There are two units in the underhood space - main #1 (it has 3 variations) and auxiliary #2.

Main fuse box

General view of one of the variants (C230).

Additional fuse box

Diagram.

In the trunk

The mounting block is located in the spare wheel well. It is available in 3 versions.

Photo - an example of execution (type 1)

All electrical equipment

General layout of electronic modules in Mercedes W202.
1. air conditioner control unit;
2. Antenna signal amplifier - roof panel (station wagon);
3. Anti-theft system control unit - right side of the luggage compartment;
7. Vehicle tilt sensor (anti-theft system);
8. Anti-theft alarm system buzzer - behind the front left wheel arch lining;
9. Volume change sensor (anti-theft alarm system), left - center pillar;
10. Volume change sensor (anti-theft system), right - center pillar;
11. Audio output amplifier - left-hand side of the luggage compartment;
12. Auxiliary heater control unit;
13. Battery - spare wheel well;
14. Central locking control unit - functions: Rear window heater, interior light bulb - rear, anti-theft system, trunk lid/rear door light bulb, trunk lid/rear door lock - right side of luggage compartment;
15. Diagnostic connector (DLC);
16, 17, 18, 19. Door electrical control unit ;
20. Power window control unit / power door mirror control unit - in the center console switch unit;
21. Fuse box/relay, luggage compartment (spare wheel well);
22, 23. Fuse box/relay, engine compartment;
24. Headlight correction control unit (Xenon lamps);
25. Horn - behind the front bumper;
26. Ignition switch control unit;
29. Multifunction control unit 1 - functions: Central locking, emergency alarm, rear window heater, turn indicators, windshield wipers, headlight washers, air conditioning, head restraints (rear), horn signals;
30. Multifunction control unit 2-functions: Interior lighting lamps, sunroof, cosmetic mirror illumination lamps;
31. Navigation system control unit-niche spare wheel well;
32. Ambient air temperature sensor;
33. Parking system control unit - right footwell;
34. Rain sensor - in the inside rearview mirror;
35. Rear window wiper/washer relay - behind the lower tailgate trim (station wagon);
36. Relay unit-functions: Overload/overvoltage surge protection relay, starter relay, exhaust air pump relay(gasoline), transmission control relay (Diesel);
37. Heated seat control unit, front. - in the switch box;
38. Side impact sensor, left - under the front seat;
39. Side impact sensor, right - under the front seat;
40. SRS electronic unit;
41. Body height sensor, front - headlamp control (Xenon headlamps);
42. Body height sensor, rear - headlamp control (Xenon headlamps);
43. Phone interface control unit - spare wheel well;
44. Phone interface control unit - left-hand side of the luggage compartment (for cell phone);
45. Phone interface control unit-right side of luggage compartment (for cell phone) (station wagon);
46. Electronic transmission control unit - front right footwell;
48. Voice activation unit - left side of the luggage compartment;
49. Voice activation unit - right-hand side of luggage compartment (station wagon).