Fuses and relays Mercedes-Benz Sprinter (W906 / NCV3, 2006 - 2018)

Mercedes-Benz Sprinter is a family of light-duty vehicles. The model with body index W906, also known as NCV3, was introduced in 2006. In 2013, the car went through a restyling. In this article we will understand in detail fuse box diagrams Mercedes Sprinter NCV3 (2nd Gen; body W906) 2006, 2007, 2008, 2009, 2009, 2010, 2010, 2011, 2012, 2013, 2013, 2014, 2015, 2015, 2016, 2017, 2018 years of manufacture.

General view of the car
Here you will find the locations and photos of the mounting blocks. Also, we will separately mark the fuses responsible for the cigarette lighter and the fuel pump.

In the passenger compartment

Here there are three units responsible for the protection of the vehicle's electrical circuits.

Fuse box #1 (main)

location of fuse box in the cabin under the dashboard
The main unit is located under the dashboard on the driver's side.


General view of the Mercedes Sprinter interior fuse box.

Diagram
No. Description A
F1 Horn (beep) 15
F2 Spare 25
F3 Spare 10
F4 Spare 5
F5 Windshield wiper 30
F6 Fuel module (mercedes sprinter 906 fuel pump fuse) 15
F7 Steering column electronics control unit 5
F8 Engine management system 20
F9 Engine management system 20 / 25
F10 Engine management system 10
F11 Main ignition circuits 15
F12 SRS electronic control unit 10
F13 Cigarette Lighter Fuse 15
F14 Spare 5
F15 Spare 5
F16 Engine management system 10
F17 SRS electronic unit 10
F18 Spare 7.5
F19 Interior lamps 7.5
F20 Multifunctional control unit 25
F21 Electronic engine control unit 5
F22 ABS / ESP system 5
F23 Starter 20 / 25
F24 Engine management system 10
F25 Accessory power connector 25
F26 Door control unit, driver's side 25
F27 Diagnostic connector (DLC) 10
F28 ABS / ESP system 25
F29 40
F30 Engine management system 7.5 / 10
F31 Engine management system 7.5 / 10
F32 Headlight washers 30
F33 Spare 15
F34 Direction indicators control unit 10
F35 Audio system 15/20
F36 Spare 7.5
F37 Spare 30
F38 Additional heater remote control receiver 7.5
F39 Seat heater 30
F40 Special vehicle equipment 10
F41 Spare 10
F42 Spare 10
F43 Spare 7.5
No. Relay
1 Horn relay
2 Wiper speed
3 Fuel module (sprinter fuel pump relay)
4 Turn on / off wipers
5 Starter
6 Spare
7 Engine management system
8 Spare

Fuse box #2

locatin of fuse box under the driver seat
The second unit is located behind a protective cover under the driver's seat.


Access example.

Diagram
No. A Appointment
1 5 Mirror position control, rear window heater relay
2 30 Rear wiper
3 5 Heater timer, reversing video camera, switch to neutral gear (with hill start assist system, all-wheel drive and engine continuation function), electrical equipment for retrofit - DIN socket (roof), FleetBoard system, anti-theft system with vehicle tracking, emergency hammer light in rear of vehicle, emergency exit light
4 7.5 Tachograph, automatic speed regulation (ADR), power take-off, trailer coupling (AAG)
5 10 Gearshift system control unit (EGS), terminal 87
5 ECO engine start, engine off function, hood switch
6 5 Four-wheel drive
10 All-wheel drive, ground clearance control (ENR), auxiliary oil pump
7 7.5 Automatic transmission control lever module (EWM)
10
15
8 10 Dump truck with three-way tipping / load board, terminal 15, PARKTRONIC
9 15 SGU / roof fan
7.5 Air conditioning compressor clutch, deactivatable warning buzzer for reversing warning light
10 25 Body equipment, terminal 30
11 15 Body equipment, terminal 15
12 10 Body equipment, terminal D +
13 10 Additional module of turn signal indicators (up to 03/07)
30 Air conditioning in the rear of the cabin
20 Fuel pump FSCM (fuel level control module)
15 Fuel pump relay without FSCM (vehicles with code MI6 / XM0)
14 20 Trailer socket
15 25 Trailer coupling (AAG)
16 7.5 Tire Pressure Monitoring System (RDK), Parktronic
17 25 Control unit for parameterized special module (PSM)
18 25 Control unit for parameterized special module (PSM)
19 5 Overhead control unit (DBE)
10
25 Tilt-slide sunroof, overhead control unit (DBE)
10 ERA-GLONASS system
20 7.5 Parking lights, license plate light, identification light
21 30 Rear window heating without EDW (anti-theft alarm system)
15 Rear window heating with EDW (anti-theft alarm system)
22 15 Rear window heating
20 Vehicle power socket
23 10 Body electrical equipment, third party manufacturer
15 Power socket in the rear part of the passenger compartment on the left side
24 15 Driver's seat box socket
25 15 Power socket in the rear part of the passenger compartment on the right side
26 25 Additional liquid heater
27 25 Additional heater
20 Additional air heater
28 30 Rear air conditioning (until 03/07)
7.5 CNG, terminal 87
25 Starter relay SRB (fuse and relay box; vehicles without back-up battery)
Starter with on-board mains support due to additional battery pack
29 10 Four-wheel drive
30
7.5 Terminal 87 (7) Gas fuel system, vehicles with NGT engine
30 30 Air suspension (compressor), brake booster (for North America)
10 All wheel drive (compressor)
15 Additional heat exchanger fan
31 15 Sliding door on the left, fan in the rear of the cabin
30
15 Sliding door closing mechanism reinforcement, left side
32 10 Keyless Entry
5 SCR system - exhaust gas neutralization system control relay
33 30 Right sliding door, suspension unit (ENR)
15 Sliding door closing mechanism reinforcement, right-hand side
34 30 Left sliding door (until 03/07)
20 SCR system - 1 heating system, AdBlue® reductant, vehicles with diesel aftertreatment system
35 30 Brake booster
5 SCR system - 2 heating system, AdBlue® reductant, vehicles with diesel aftertreatment system
36 15 SCR system - control and heating system 3, AdBlue® reductant, vehicles with diesel aftertreatment system
37 5 COLLISION PREVENTION ASSIST / FCW (Front Collision Warning)
Lane Change Alarm / BSM (Blind Spot Monitoring System) 
38 10 Multifunctional video camera (MK) with adaptive high beam headlights with lane departure warning
39 7.5 Body electrical equipment (distribution service), reinforced air conditioning system at the rear of the vehicle
15 Ceiling fan, siren
40 15 Charging current from buffer battery (vehicles with buffer battery)
41 7.5 SAM (signal acquisition and excitation module) reference voltage of the storage battery
42 30 Rear air conditioning
43 10 Electric footrest / sliding door, right side
44 10 Electric footrest / sliding door, left side
45 5 Electric footrest, control module and warning buzzer
No. Relay
R1 circuit. D + body manufacturer
R2 circuit. 15 body builders
R3 lighting
load board
R4 headlight washer
R5 Flashing Light
R6 EDW horn (EDW - anti-theft alarm system)
R7 Empty
R8 SSU
R9 circulation pump
R10 Empty

 

Power fusible links

The panel with them is located in the footwell.

Diagram
No. Appointment A
F1 Diesel: Glow plug control unit 80
F2 Air conditioner 40 / 60
F3 Multifunctional control unit 80
F4 Optional rechargeable battery 150
F5 Battery power distribution 150
F6 Reserve -
F7 Additional heater 150

All electrical equipment


General layout of electronic components in Mercedes Sprinter W906.
1. ABS electronic unit;
2. Air conditioner condenser fan relay;
3. Air conditioner control module - in the heater control panel;
4. Air conditioner/heater fan control module - next to the fan motor;
5. Antenna amplifier;
6. Air suspension control module - rack "0";
7. Anti-theft alarm siren - engine compartment, left side;
8. Additional battery - engine compartment, left side;
9. Relay for auxiliary battery;
10. Auxiliary heater control module (type 1);
11. Auxiliary heater control module (type 2);
12. Auxiliary heater control module (type 3) - in the heater unit;
13. BATTERY;
14. Diagnostic connector (DLC);
15. Driver's side door electrical control module;
16. Left rear door electrical control module;
17. Right rear door electrical control module;
18. Engine ECU (Diesel) - Engine 651;
19. Engine ECU (Diesel) - except engine 651;
20. Engine ECU (Gasoline) - on the engine;
21. Fuse/relay box, passenger compartment instrument panel;
22. Fuse/relay box, in the footwell;
23. Fuse/relay box, under the seat;
24. Glow plug control module - engine 646;
25. Glow plug control module - except engine 646;
26. Headlight control module, left side (xenon);
27. Headlight control module, right side (xenon);
28. Headlight correction control module - A-pillar;
29. Rear window heater relay 1;
30. Rear window heater relay 2 (with anti-theft system);
31. Windshield heater relay.

Related fuse diagrams
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