Fuses and relay Mercedes W220

For Mercedes W220, W215 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 model year.

Mercedes S-Class (S280, S320, S350, S430, S500, S600, S55 AMG, S63 AMG, S65 AMG, S320 CDI, S400 CDI).

Cigarette lighter fuse (front) – Fuse box in passenger compartment – Fuse F9/15A (since 2002)

Cigarette lighter fuse (front) – Fuse box in engine compartment – Fuse F11/15A (pre 2002)

Fuse box in passenger compartment.

fuse in the dashboard
fuse box under the rear seat

Fuse box in engine compartment.

fuse box diagram driver’s side (pre 2002)
fuse box diagram driver’s side (since 2002)
fuse box diagram (passenger’s side pre 2002)
fuse box diagram (passenger’s side since 2002)
additional fuse box in engine compartment (since 2002)

Fuse box in passenger compartment.

Fuse box is located in the dashboard on the front passenger side (since 2002).

1 – Recess in the cover
2 – Cover

Open the front passenger door. Insert flat, blunt object as a lever in recess1on the edge of cover 2. Loosen cover 2 from the dashboard using lever. Using your hands, pull cover 2 in the direction of the arrow and remove.

Fuse box diagram.

Assignment of the fuses.

Fuses	Amps	Circuits Protected
1	7.5A	Steering column control unit Engine control unit EIS control unit Alarm horn
2	5A	Instrument panel
3	10A	Upper control panel module
4	10A	Data link connector
5	10A	Climate control Air-conditioning control unit
6	10A	Centre console unit
7	5A	Data link connector Instrument panel
8	5A	Instrument panel
9	15A	Front cigarette lighter Ashtray illumination

Fuse box under the rear seat.

Fuse box located in the fuse and relay box under the rear seat on the passenger side.

Pull cover 1 away from fuse box in direction of arrow. Remove cover rearward.

fuse box diagram.

legend.

Fuses	Amps	Circuits Protected
1	10A	Rear window roller blind relay
2	5A	Towing sensor relay
3	30A	Fuel pump relay Additional relay, fuel pump
4	50A	Heated rear windscreen relay
5	10A	Trailer control unit
6	25A	Trailer connector socket
7	30A	Trailer control unit
8	25A	Luggage compartment closing Luggage compartment opening relay
9	7.5A	Keyless entry receiver
10	30A	Taxi package
11	Not used
12	15A	Voice control unit Handsfree telephone
13	20A	Pneumatic system equipment (PSE)
14	7.5A	Telephone
15	7.5A	Multifunction control unit Antenna amplifier
16	Not used
17	25A	Sound amplifier
18	25A	Electric rear seats
19	15A	Rear air conditioning Coolant circulation pump
20	15A	Rear air conditioning
21	10A	Tyre pressure monitoring system control unit
22	25A	Seat belt pretensioner, front left
23	40A	Door control unit, rear left
24	25A	Seat belt pretensioner, front right
25	40A	Door control unit, rear right
26	10A	Parktronic system
27	15A	Refrigerated vehicle
28	40A	Overhead console
R1		Rear window roller blind relay
R2		Towing sensor relay
R3		Terminal 15 relay
R4		Additional relay, fuel pump
R5		Heated rear windscreen relay

Fuse box in engine compartment.

Driver’s side.

fuse box location.

Push both slides 2
Remove cover 1.

fuse box diagram (pre 2002).

legend (pre 2002).

Fuses	Amps	Circuits Protected
1	40A	Wiper de-icer relay
2	50A	High-pressure headlight washer relay
3	15A	Steering column adjustment, horizontal
4	15A	Steering column adjustment, vertical
5	40A	Wiper relay
6	7.5A	Heater switch
7	not used
8	not used
9	30A	Air suspension ADS control unit Body control unit
10	15A	Windscreen washer pump
11	15A	Front cigarette lighter Ashtray illumination
12	7.5A	Automatic seat occupied recognition Seat belt buckle lock warning light
13	40A	Door control unit, front left
14	not used
15	not used
16	7.5A	Brake light switch
17	not used
18	5A	Telephone Emergency call system
19	not used
20	5A	Data link connector Instrument panel
21	5A	Instrument panel
22	5A	Instrument panel
23	10A	Climate control Air-conditioning control unit
24	10A	Data link connector
25	not used
26	10A	Upper control panel module
27	not used
R1		Wiper de-icer relay
R2		Terminal 15 relay
R3		Terminal 15R relay
R4		Steering column adjustment relay 1, horizontal
R5		Steering column adjustment relay 2, horizontal
R6		High-pressure headlight washer relay
R7		Wiper high/low relay
R8		Wiper relay
R9		Steering column adjustment relay 1, vertical
R10		Steering column adjustment relay 2, vertical

Fuse box diagram driver’s side (since 2002).

legend (since 2002).

Fuses	Amps	Circuits Protected
1	40A	Wiper de-icer relay
2	50A	High-pressure headlight washer relay
3	15A	Steering column adjustment, horizontal
4	15A	Steering column adjustment, vertical
5	40A	Wiper relay
6	not used
7	not used
8	not used
9	30A	Air suspension ADS control unit Body control unit
10	15A	Windscreen washer pump
11	not used
12	not used
13	40A	Door control unit, front left
14	not used
15	not used
16	7.5A	Brake light switch
17	not used
18	5A	Telephone Emergency call system
19	5A	Seat belt pretensioner
20	not used
21	not used
22	15A	Audio system Radio remote display
23	10A	TV tuner CD changer
24	20A	Audio system Centre console unit
25	25A	Audio amplifier
26	not used
27	not used
R1		Wiper de-icer relay
R2		Terminal 15 relay
R3		Terminal 15R relay
R4		Steering column adjustment relay 1, horizontal
R5		Steering column adjustment relay 2, horizontal
R6		High-pressure headlight washer relay
R7		Wiper high/low relay
R8		Wiper relay
R9		Steering column adjustment relay 1, vertical
R10		Steering column adjustment relay 2, vertical

Fuse box in engine compartment (passenger’s side).

fuse box location.

fuse box diagram (passenger’s side pre 2002).

legend (pre 2002).

Fuses	Amps	Circuits Protected
1	15A	Horn relay
2	20A	Relay, engine electronics
3	20A	Relay, engine electronics
4	40A	Secondary air pump relay
5	40A	Air compressor relay
6	40A	Heating system
7	5 A	Traction control unit
8	not used
9	7.5A	Daylight running system
10	15A	Transmission control unit Automatic transmission shift lever
11	5A	Luggage compartment opening
12	40A	Door control unit, front right
13	10A	Xenon light(s) Headlight levelling
14	20A	Additional heater
15	20A	Relay, additional air unit
16	25A	Engine control unit, diesel Starter relay Or Not used
17	7.5A	Engine control unit, diesel Inlet manifold heater Or Not used
18	not used
19	5A	Body control unit Air suspension ADS control unit
20	10A	Air-conditioning control unit Relay, additional air unit Blower control
21	7.5A	Cooling fan control unit or not used
22	15A	Ignition coils Capacitor
R1		Relay, engine electronics
R2		Starter relay
R3		Engine control unit, diesel Or Air pump relay
R4		Air compressor relay
R5		Horn relay

Fuse box diagram in engine compartment (passenger’s side since 2002).

legend (since 2002).

Fuses	Amps	Circuits Protected
1	15A	Horn relay
2	20A	Relay, engine electronics
3	20A	Relay, engine electronics
4	40A	Secondary air pump relay
5	40A	Air compressor relay
6	40A	Heating system
7	5 A	Traction control unit
8	15A	Heated steering wheel Or Not used
9	7.5A	Daylight running system
10	15A	Transmission control unit Automatic transmission shift lever
11	5A	Luggage compartment opening
12	40A	Door control unit, front right
13	10A	Xenon light(s) Headlight levelling
14	20A	Additional heater
15	20A	Relay, additional air unit
16	25A	Engine control unit, diesel Starter relay Or Not used
17	7.5A	Engine control unit, diesel Inlet manifold heater Or Not used
18	not used
19	5A	Body control unit Air suspension ADS control unit
20	10A	Air-conditioning control unit Relay, additional air unit Blower control
21	not used
22	15A	Ignition coils Capacitor
R1		Relay, engine electronics
R2		Starter relay
R3		Engine control unit, diesel Or Air pump relay
R4		Air compressor relay
R5		Horn relay

Additional fuse box in engine compartment (since 2002).

legend.

Fuses	Amps	Circuits Protected
1	20A	Motronic relay
2	20A	Motronic relay
3		not used
4	10A	Charge air relay
5		not used
R1		Motronic relay
R2		Charge air relay
R3		In-tank fuel pump relay Or Not used