Arrangement
Fuses
Fuse-relay box (SRB)
No. Consumer Fuse
rating 1 Horn 15 A
2 Electronic steering lock
(electronic ignition/start
switch) 25 A
3 Electronic ignition/start
switch 10 A
4 Light switch/switch unit
on center console 5 A
5 Windshield wipers 30 A
6 Fuel pump 15 A
7 MRM (jacket tube
module) 5 A
8 Terminal 87 (2) 20 A
9 Terminal 87 (3) 25 A
10 Terminal 87 (4) 10 A
11 Terminal 15 R vehicle 15 A No. Consumer Fuse
rating 12 Air bag control unit 10 A
13 Cigarette lighter/glove
box lamp/radio 15 A
14 Diagnostics socket/light
switch/instrument
cluster 5 A
15 Front-compartment
heating 5 A
16 Terminal 87 (1) 10 A
17 Air bag control unit 10 A
18 Terminal 15 vehicle,
brake light switch 7.5 A
19 Interior lighting 7.5 A
20 Front-passenger power
window switch/terminal
30/2 signal acquisition
and actuation module 25 A
21 Engine control unit 5 AElectrical system
241Practical advice Z
No. Consumer Fuse
rating 22 Brake system (ABS) 5 A
23 Starter motor 20 A
24 Engine components 10 A
25 12 V socket in the center
console 25 A
Fuse block F55/1
No. Consumer Fuse
rating 1 Left door control unit 25 A
2 Diagnostics socket 10 A
3 Brake system (valves) 25 A
4 Brake system (delivery
pump) 40 A
5 Terminal 87 (5) engine 7.5/10 A
6 Terminal 87 (6) engine 7.5/10 A
7 Headlamp cleaning
system 30 A
8 Anti-theft alarm system
(ATA) 15 A
9 Additional turn signal
module 10 A
Fuse block F55/2
No. Consumer Fuse
rating 10 Radio 15 A
11 Mobile phone 7.5 A
12 Blower, front/auxiliary
heating blower setting 1 30 A
13 Auxiliary heating digital
timer, radio receiver/
basic wiring DIN-
slot 7.5 A No. Consumer Fuse
rating 14 Seat heating 30 A
15 Unassigned —
16 Heating, rear-
compartment heating/
front-compartment air
conditioning/CD player 10 A
17 Motion detector/
convenience lighting 10 A
18 Rear-compartment air-
conditioning system 7.5 A
Prefuse box in the battery compartment in the
driver's footwell F59
No. Consumer Fuse
rating 1 Preglow relay/
secondary air pump 80/40 A
2 Air-conditioning system
cooling fan, cab 60/40 A
3 Signal acquisition and
actuation module
(SAM)/fuse-relay box
(SRB) 80 A
4 Auxiliary battery/
retarder 150 A242
Electrical systemPractical advice
