2011 MERCEDES-BENZ SPRINTER relay

systems. Do not repair or bypass defective
fuses. A fire may otherwise result through
overload. Have the problem assessed and
resolved only at a qualified specialist
workshop, e.g.
an
authorized Sprinter Dealer.
The fuses and relays for the standard
equipment are located in the main fuse box
in the footwell on the left-hand side of the
vehicle.
Additional fuses and relays for the items of
optional equipment are located in the fuse
box under the driver's seat.
i The fuse allocation chart for the fuse
boxes is in the vehicle document wallet in
the glove box and shows all numbered
fuses.
X Switch off the ignition and the electrical
consumers before changing a fuse.
Main fuse box The fuse box is located in the footwell on the left-
hand side of the vehicle.
004A
Unlocked
004B Locked
X To open: unlock
004A the quick-release
fastener and remove the cover.
X To close: install the bottom edge of the
cover and fold upwards.
The cover must engage.
X Lock 004B the quick-release fastener.240
Electrical system
Practical advice

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

No. Consumer Fuse
rating 5 Terminal 30 fuse box,
signal acquisition and
actuation module
(SAM)/fuse-relay box
(SRB) 150 A
6 Connection point on the
base of the seat Bridge
7 PTC heater booster 150 A
Fuse box under the driver's seat
The fuse box is located on the outside of the base
of the driver's seat.
0046
Catch spring
X To open: move the seat to the highest
position (Y page 63).
X Press both latching springs 0046 down and
remove the cover.
X To close: install the bottom edge of the
cover and fold upwards.
The cover must engage. Electrical system
243Practical advice Z

No. Consumer Fuse
rating 15 Trailer recognition unit 25 A
16 Tire pressure monitor/
PARKTRONIC 7.5 A
17 PSM control unit 25 A
18 PSM control unit 25 A
Fuse block F55/5
No. Consumer Fuse
rating 19 Overhead control panel 5 A
20 Perimeter lamp 7.5 A
21 Rear window defroster 1 30 A
22 Rear window defroster 2 15 A
23 12 V socket rear left,
cargo compartment/
passenger
compartment/non-MB
body electrics 15 A
24 12 V socket under the
base of driver's seat 15 A
25 12 V socket rear right,
cargo compartment/
passenger compartment 15 A
26 Auxiliary heating 25 A
27 Heater booster system 25 A
Fuse block F55/6
No. Consumer Fuse
rating 28 Exhaust gas
aftertreatment – SCR
10
control unit 10 A
29 Unassigned — No. Consumer Fuse
rating 30 Brake booster 30 A
31 Rear-compartment
heating blower/sliding
door closing assistance,
left 30/15 A
32 Exhaust gas
aftertreatment – SCR
10
relay power supply 10 A
33 Sliding door closing
assistance, right 15 A
34 Exhaust gas
aftertreatment – SCR
10
heater 1 tank 15 A
35 Exhaust gas
aftertreatment – SCR
10
heater 2 hose 15 A
36 Exhaust gas
aftertreatment – SCR
10
heater 3 delivery pump 10 A
Batteries for the remote control
Notes on changing the batteries
G
Warning!
Batteries are toxic and contain caustic
substances. For this reason, keep batteries
out of the reach of children.
If a battery
has been swallowed, visit a doctor
immediately.
0040Environmental note Batteries contain toxic substances.
It is illegal to dispose of them with
household
waste. Batteries

must be
collected separately and be
10 Selective Catalytic Reduction. Batteries for the remote control
245
Practical advice Z