Mercedes-Benz Atego 1 generation was produced in 1998, 1999, 2000, 2001, 2002, 2003 and 2004. The most popular were Mercedes Atego 815 and Mercedes Atego 1223. In this publication you will find a description of the fuses and relays of Mercedes Atego 1 with a block diagram and its location. We will highlight the cigarette lighter fuse. This material will be useful to owners of Mercedes Vario , because they have similar diagrams.

Fuse and relay block
The main unit with fuses and relays is located at the bottom of the instrument panel on the passenger side behind a protective cover.

Check the actual assignment of the elements in the block with your diagram on the back of the block cover, it may differ from the one presented in this publication.


Main department
Description
Fuses
| Name | Current | Description |
|---|---|---|
| F1 | 10A | Cabin lighting, diagnostic system, radio terminal 30 or 15A + tail lift KI.30 |
| F2 | 10A | Fog lights |
| F3 | 10A | terminal 15, other |
| F4 | 10A | Tachograph, LSVA (heavy goods vehicle charges)/ Hazard warning, Terminal 30 instrument cluster |
| F5 | 10A | Right turn signal |
| F6 | 10A | ABS/BS Terminal 15 |
| F7 | 25A | ABS/BS Terminal 30 |
| F8 | 10A | Dipped beam terminal 30 |
| F9 | 10A | Tachograph, LSVA (heavy goods vehicle charges), ZV, Electric windshield defroster, terminal distributor 15 |
| F10 | 10A | Cigarette lighter |
| F11 | 10A | Low beam headlights |
| F12 | 10A | Diagnostic block, heated/adjustable mirrors, horn, Air conditioning terminal 15 |
| F13 | 10A | Left turn signal |
| F14 | 15A | Heater fan |
| F15 | 10A | Illumination of buttons and devices of terminal 58 |
| F16 | 10A | Left cornering light |
| F17 | 10A | High beam right |
| F18 | 10A | Radio terminal 15R |
| F19 | 10A | Right-hand cornering light |
| F20 | 10A | High beam left |
| F21 | 10A | Reversing lights, Instrument panel terminal 15 |
Fuse number 10 is responsible for the operation of the cigarette lighter.
Relay
| Name | Description |
|---|---|
| K1 | Ignition |
| K2 | Stop signals |
| K3 | Heater |
Additional sections
A1
| Name | Current | Description |
|---|---|---|
| F1 | 15A | Differential lock, NR system, distributor – terminal 30 |
| F2 | 20A | Seat heating |
| F3 | 20A | Driver’s window regulator |
| F4 | 10A | Air suspension seat terminal 15 |
| F5 | 10A | Power take-off box, sunroof, EDW (emergency warning), tail lift |
| F6 | 10A | Programmable special module, terminal 15 maintenance system |
| F7 | 10A | ADR(ADDIP), automatic transmission, tail lift terminal 15 |
| F8 | 10A | Airbag |
| F9 | 10A | Additional headlights |
A2
| Name | Current | Description |
|---|---|---|
| F1 | 10A | Radio, telephone, diagnostic block terminal 30, 12 volts or 15A + navigator terminal 30 |
| F2 | 10A | 12 volt voltage transformer |
| F3 | 10A | Body lighting, retarder |
| F4 | 10A | Compressed air dryer, portable lamp, handbrake |
| F5 | 15A | Voltage transformer, input |
| F6 | 20A | Trailer socket, 15-pin 24V |
| F7 | 15A | Programmable special module, terminal 30 |
| F8 | 15A | Passenger window regulator |
| F9 | 10A | Trailer ABS system, terminal 15 |
A3
| Name | Current | Description |
|---|---|---|
| F1 | 25A | Trailer ABS system, terminal 30 |
| F2 | 25A | Heated windshield, oil level sensor |
| F3 | 10A | Automatic transmission, auxiliary heater, NR system |
| F4 | 20A | Autonomous heater |
| F5 | 15A | Terminal distributor +D |
| F6 | 15A | Strobe light, headlight cleaner, work light |
| F7 | 15A | Additional turn signal module |
| F8 | 25A | Pre-heating, sunroof, central locking |
| F9 | 10A | Air suspension seat terminal 30 |
Relay
| Name | Description |
|---|---|
| K1 | Additional ignition relay |
| K2 | Moisture separator |
| K3 | Trailer ABS relay |
| K4 | Headlight cleaning system |
| K5 | Automatic transmission oil cooling system |
| K6 | Oil cooling system pump |
| K7 | Seat belt pretensioner |
| K8 | Heated windshield |