Fuses in the seat base of the left front
seat
There are additional fuses in the seat base,
for example:
R for the passenger compartment or rear
compartment air conditioning
R for the windshield heating
R for other vehicle assemblies, such as the
power-steering pump, auxiliary battery and
PTC heater
R from the body manufacturers for retarders,
loading tailgates, hydraulic pump and
tippers
Always have the fuses in the seat base
replaced at a qualified specialist workshop. Fuses supplement
11 Z
Relays in the seat base of the left front seat
No. Relays Description
R1 Unassigned —
R2 K41 Load relie
frelay, terminal 15 R3 K41/5 Starter relay, terminal 15
R4 K64
K110 Secondary air injection/secondary air pump relay
SCR relay
2
, vehicles with exhaust gas aftertreatment R5 K27 Fuel pump relay
R6 K23/1 Blower relay, front, blower setting 1
R7 K41/2 Load relief relay, terminal 15 R
R8 K6/1 Starter relay, additional battery
R9 K13/5 Rear window defroster relay 1
R10 K13/6
K51/15 Rear window defroster relay 2
Snow plow relay, low-beam headlamps, left
R11 K117/3
K51/16 Electrical step relay 1, sliding door, left
Snow plow relay, low-beam headlamps, right
R12 K117/4
K51/17 Electrical step relay 2, sliding door, left
Snow plow relay, high-beam headlamps, left
R13 K41/3
K51/18 Load relief relay, terminal 15 (2)
Snow plow relay, high-beam headlamps, right
2
Selective Catalytic Reduction. 12
Fuses supplement
No. Relays Description
R14 K13/7 Windshield heating relay 1
R15 K88 Body manufacturer relay, terminal 15
R16 K88/1 Body manufacturer relay, terminal 61 (D+)
R17 K95
K93
K122 Loading tailgate relay
Comfort illumination relay
LED light strip relay, passenge
rcompartment
lighting R18 K2 Headlamp cleaning system relay
R19 K51/10
K118 Beacon with siren relay
Entrance lighting relay (bus)
R20 K39/3 ATA (anti-theft alarm system) relay, horn
R21 K108
K116
K23/2 Perimeter lamp relay
License plate lamp relay (courier vehicles)
Blower relay, hot-air auxiliary heating, blower setting
1 R22 K23/3 Blower relay, hot-air auxiliary heating, blower setting
2
R23 K39/1
K124/1 Siren relay
Terminal 61 (D+) relay, anti-theft protection with
vehicle tracking
R24 K117/1 Electrical step relay 1, sliding door, right/co-driver's
door (bus)
R25 K117/2 Electrical step relay 2, sliding door, right/co-driver's
door (bus)
R26 K121
K124 Reverse warning device off relay
Anti-theft protection with vehicle tracking relay
Other relays
No. Relays Description
— K57 Battery cutoff relay
— K57/4 Auxiliary battery relay, right-hand-drive vehicle
— K9 Air-conditioning system relay, auxiliary fan (duo) Fuses supplement
13 Z
No. Relays Description
— K9/2 Air-conditioning syste
mrelay, auxiliary fan (mono) — K9/5 Passenger-compartment air conditioning relay,
auxiliary fan14
Fuses supplement
