Page 7 of 20
No
.C onsumer Fuse
ra t–
ing
28 Radio pre-ins tallation, cargo
liftgate, voltage con verter
antenna, 115/230V con‐
ve rter soc ketfo rve hicles
with auxiliary battery 7.
5 A
S16
30-1 Unassigned
30-2 Unassigned
30-3 Central locking 5 A
30-4 Anti-theft ala rmsystem
(A TA ) 5 A
30-5 Unassigned
30-6 Electronic ignition lock con‐ trol unit 10 A
31 Actuation, term inal 15-II
re lay 25 A
S17
32 Unassigned
S18
33 Voltage dip sensor (SEB) 5 A
S19
34 Electrics for body interior
lighting 10 A
S1
35 Advanced Ca rava ning Unit
(ACU) 7.
5 A
S2
36 Air conditioning control panel 5 A
37 ElectricSteering Wheel
Locking (ESTL) 5 A
38 Steering Column Switch
Module (SCSM) 10 A
39 Radio antenna, navigation
sy stem, two-w ayradio 10 A No
.C onsumer Fuse
ra t–
ing
40 Rotating beaco n5 A
41 Radio multimedia sy stem
(C5/NTG6)/radio pre-ins tal‐
lation 25 A
S3
42 Unassigned
S4
43 Unassigned
S5
44 Multimedia sy stem cont rol
panel 5 A
45 Charger brac ket,Wi reless
Mobile Inter face (WMI) 5 A
46 Multimedia connection unit (MMI) 7.
5 A
47 Hermes (UMTS/LTE commu‐
nication module) 5 A
48 Teles tart stationary heating 5 A
49 Cent ral displa y5 A
S6
50 Additional headlamp, left
(platform body manufac‐
turer) 5 A
51 Auxilia ryheadlamp ,ri ght
(platform body manufac‐
turer) 5 A
52 Control unit, airbag 7.5 A
53 Diagno stics 5 A
54 Relay suppl y5 A
55 TSengine (diesel), engine
cont rol unit (OM651) 7.
5 A
S7
57 Soot particulate sensor, NO
X
sensor 15 A Fu
se/relay assignment diagram 5
Page 9 of 20
No
.D esignation Perm is‐
sible
cur rent
inten‐
sity
R1 Reser ve 30 A
R2 Term inal 87, engin e5 0 A
R3 Term inal 87, Common Pow‐
ertrain Module CPC 30 A
R4 Term inal 15-I 40 A
R5 Windshield wipe rson/of f4 0 A
R6 Reser ve 40 A
R7 Windshield wipe rsfast/
slow 40 A No
.D esignation Perm is‐
sible
cur rent
inten‐
sity
R8 Term inal 50, star ter4 0 A
R9 Term inal 15R (vehicles
without additional bat tery) 50 A
R1 0T erminal 15-II 30 A
R1 1T erminal 15R (vehicles with
additional bat tery) 50 A Fu
ses on the outside of the driver's seat base Fu
se assignment Fu
se block F55/1 No
.C onsumer Fuse
ra t–
ing
1A dditional turn signal lam p10 A
2R ear window wiper, right 15 A No
.C onsumer Fuse
ra t–
ing
3A ll-wheel driv e3 0 A
4T erminalstrip fo r electrical
connection (body manufac‐
turer) 25 A Fu
se/relay assignment diagram 7
Page 10 of 20
No
.C onsumer Fuse
ra t–
ing
5D rive r's seat adjustment con‐
trol unit 25 A
Driver's seat heating control
unit
6D rive r lumbar suppor t10 A
Co-driver's lumbar support
7C o-driver's seat adjustment
contro l unit 25 A
Co-driver's seat heating con‐
trol unit (double jump seat)
8T ire pressure monitor 5 A
Motion de tector and tire
pressure monitoring sy stem
9P arking Assis t5 A
Re ar view camera (R VC) Fu
se block F55/2 No
.C onsumer Fuse
ra t–
ing
10 Trailer coupling, right (trailer
soc ket) 25 A
11 Trailer coupling control unit 15 A
12 Trailer coupling, left (trailer
soc ket) 25 A
13 Trailer coupling control unit 15 A
14 Multi Purpose Module (MPM)
(body manufacturer inter‐
face) 25 A
15 Multi Purpose Module (MPM)
(body manufacturer inter‐
face) 25 A
16 Rear compartment blo wer2 5 A
17 Auxilia ryheating (water heat‐
ing) 20 A
18 Automatic transmission, aux‐
iliary oil pump 15 A Fu
se block F55/3 No
.C onsumer Fuse
ra t–
ing
19 Auxilia ryheating
Te rm inal 15on auxiliary bat‐
te ry 15 A
20 Auxilia rybattery voltage
measurement 5 A
21 Rear wind owheater, lef t1 5 A
22 Rear wind owheater, right 15 A
23 Cargo liftgate/du mpervehi‐
cle (pre-ins tallation) 7.
5 A
24 Term inal strip fo r electrical
connection (body manufac‐
turer) 15 A
25 Roofventilator relay5A
26 Special signal, cockpit body manufacturer 7.
5 A
27 Rear wind owheater 30 A Fu
se block F55/4 No
.C onsumer Fuse
ra t–
ing
28 Sliding doo r,lef t1 5 A
Electric sliding door, lef t30 A
29 Sliding door, right 15 A
Electric sliding door, right 30 A
30 Antenna switch bo x5A
31 Automatic transmission 7.5 A
32 Automatic transmission 10 A
33 Brake boos ter3 0 A
34 Siren relay
Pre-in stallation for camper
van 15 A
30 A8
Fuse/relay assignment diagram
Page 11 of 20
No
.C onsumer Fuse
ra t–
ing
35 Rotating beacon wi thsiren
Pre-ins tallation for camper
van 15 A
30 A
36 Pre-ins tallation for camper
van 30 AFu
se block F55/5 No
.C onsumer Fuse
ra t–
ing
37 Electrical step, lef t1 0 A
38 Electrical step, right 10 A
39 Warning buzzer, elect rical
st ep, left/right 5 A
40 Automatic transmission
(N AT 2) 10 A
41 Term inal 15, special signal,
cockpit body manufacturer 5 A
42 Rear view camera (R VC)
Inside rearview mir ror (rear
view camera display) 5 A
43 Soc ket, cab 15 A No
.C onsumer Fuse
ra t–
ing
44 Socket, D-pillar, le ft 15 A
45 Soc ket, D-pillar, right 15 A Fu
se block F55/6 No
.C onsumer Fuse
ra t–
ing
51 USB port, wiper, front lef t7.5 A
USB port, wiper, front le ft
(with sliding door, left) 5 A
52 USB port, wiper, front right 7.5 A
USB port, wiper, front right
(with sliding door, right) 5 A Fu
ses/rela ysinthe base of the driver's seat
and in the bat tery box Fu
se assignment Ad
ditional fuses/rela ysare located in the seat
base of the driver's seat:
R forth e windshield heater
R forot her vehicle components, such as po wer-
st eering pumps, auxiliary batter y,battery cut‐
off relays and PTC heater boos ters Fu
se/relay assignment diagram 9
Page 12 of 20
R
from the body manufacturers forre tard ers,
cargo liftgate, hydraulic pump and dumper
ve hicle %
Alw
ays ha vethe fuses/rela ysinthe seat
base replaced at a qualified specialist work‐
shop. Fu
se block F150/1 (MFB-1) in the bat tery box No
.C onsumer Fuse
ra t–
ing
1B attery sensor
2U nassigned MIDI
3M ain fuse box (MFB-2) Busbar
4P ower Distribution Center
te rm inal 30 (F30-1 - F30-6) 50 A
5P TCheater boos ter1 25 A Fu
se block F150/4 (MFB-2) No
.C onsumer Fuse
ra t–
ing
1T erminal 30T, fuse box, seat
base of driver's seat (F55/1 -
F55/6) 12
5 A
2E lectric st eering 125 A
3A lternator 300 A
Alternator 400 A
4E xternal po wer supply No
.C onsumer Fuse
ra t–
ing
5P ower Distribution Center
(PDC), FB-P 17
5 A
6G low output stage (GZE) 80 A
7R adiatorfan (not for OM654) 40 A
Engine radiator fan7 0 A
Ra diator fan (not for OM654) 80 A
8C ampervan main fuses 100 A
9U nassigned
10 Air-conditioning sy stem, rear
compartment 10
0 A
Air-conditioning sy stem, rear
compartment 50 A
Air-conditioning sy stem, rear
compartment 25 A
11 Auxilia rybattery/battery cut‐
off relay 15
0 A
Re tard er without auxiliary
battery 10
0 A 10
Fuse/relay assignment diagram
Page 13 of 20
No
.C onsumer Fuse
ra t–
ing
12 Air suspension (LFA) 40 A
13 Windshield hea ter8 0 A Fu
se block F150/5 (MFB-ZB) No
.C onsumer Fuse
ra t–
ing
1R etarder 100 A
2C argo liftgate/dumper vehi‐
cle (pre-ins tallation) 250 A
3A uxiliary bat tery No
.C onsumer Fuse
ra t–
ing
4B attery cutoff relay1 50 A
5S ockets, con verter 60 A
6A uxiliary heating 25 A Individual fuses F59/1 and F59/2
No
.C onsumer Fuse
ra t–
ing
1W indshield heater, lef t40 A
2W indshield heater, right 40 A K100
relay car rier No
.D esignation
Supplementary relay, bottom
1W indshield heater
2T erminal15
3R ear window heater
4S ockets, rear
5I nterior lamp No
.D esignation
6F ree
7F ree
Supplementary relay, top
8F ree
9F ree
10 Free Fu
se/relay assignment diagram 11
