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location of fuse box panel CLS w219

CLS 2006-2011 Fuse Box Panel Location, Diagram, CLS500 CLS550 CLS55 CLS63 AMG

Fuse box location in the engine/interior/trunk CLS 2005-2011

Mercedes-Benz models such as CLS500, CLS550, and CLS55 AMG have fuse boxes in several locations. There are three main fuse panels and several pre-fuse boxes.

Where is the Mercedes-Benz CLS fuse box located?

  • Main fuse and relay box in the engine bay. Left/driver side of the engine.
  • Interior fuse box. Located on the left side of the dash.
  • Main fuse and relay box in the trunk.
  • Front Prefuse box. Passenger side front fender.
  • N118 Unit 3 and 4. Fuel Pump Control Unit. It is located in the trunk, on the Right side.
  • Rear Prefuse box.

Models: CLS500 CLS550 CLS55 AMG

Years: 2006, 2007, 2008, 2009, and 2011 W219

The main fuse box is located in the engine bay on the left side/driver side.


Fuses and Relays in the engine compartment. Here, you will find fuses 43 to 67. The unit where the fuses are installed is called the driver-side SAM control unit (N10/1), which has fuses and relays.

Fuse Numer Purpose Amere Rating
43 Engine Electronics ME SFI Control Unit N3/10 15
44 CDI Control Unit 15
45 AIRmatic N51 7.5
46 Automatic transmission Electronic controller unit N15/3 Y3/8 7.5
47 ESP Control Unit 5
48 SRS Airbag Restraint System Control Unit N2/7 7.5
49 SRS Restraint System. Tension retractor 7.5
50 VICS Power supply 5
51 5
52 Glove compartment light/switch,
Instrument cluster,
Light switch,
Headlamp range adjustment
53 Horn relay 15
54 Cigarette lighter, light 15
55 VICS power supply 7.5
56 windshield wiper motor 40
57 Engine ME Control Unit N3/10,
Rear SAM Control Unit N10/2
58 Ignition coils 15
59 Starter relay 15
60 Oil cooler fan 10
61 Electric air pump 40
62 Backup relay 30
64 Light switch, N22/7 7.5
65 EIS Control unit N73,
Steering lock


Location of interior cabin fuses on a CLS W219 2005-2011

In the fuse box located on the side of the dash, driver side, you will find fuses 21 to 42. This is the interior fuse box, F34.

Interor fuse box location CLS w218

Fuse Designation Amere Rating
21 The door control unit, rear passenger side 30
22 Door control unit N69, front passenger side 30
23 Seat adjustment, memory for the passenger. 30
24 Keyless Go, N102,  N69/8, N69/9 25
25 Stationary heater unit A6 20
26 CD Changer 7.5
27 not used
28 Radio, Navigation, COMAND, Stereo, Audio 15
29 Steering column,
light switch,
EIS control unit N73
30 Data link connector 7.5
31 Upper control panel 5
32 L. rear door control unit 30
33 L front door control unit 30
34 Seat adjustment, memory DRIVER 30
35 Weight sensing system 5
36 Heated Seats 25
37 AIR Matic, ADS control unit 15
38 Head restraints 7.5
39 Control panel control unit, LOWER 5
40 Headed steering wheel.
Seat ventilation
41 Central gateway 5
42 Left side (driver side) control unit. N10/1, Engine Electronics. 7.5


Fuse box location in the trunk.  Auxiliarly fuses.

Fuse Box in Trunk CLS W218

The fuse box inside the cabin is located on the side of the dash, the driver’s side. Here, you will find fuses 1 through 20.  Relays A to H are also located here.

Fuse Designation Ampere
1 Seat adjustment switch, driver. 30
2 Seat adjustment switch, passenger 30
3 Tire pressure monitor,
4 Fuel pump. Also, check the fuel pump relay. 20
6 Audio Gate AGW N93/1 40
7 Wiper 15
8 Antenna Amplifier,
Alarm signal,
9 Overhead control panel unit 25
10 Heated rear window 40
12 Cigarette lighter, outlet 12volt trunk, luggage compartment 15
13 interior socket 15
15 Fuel filler cap 10
16 Heated seats left and right,
Seat ventilation
19 Multicontour seat, seat pneumatic pump M40 20
20 Rear window roller screen blind 7.5

Related resources: 

What fuse type/size do I need to use?

If any fuses have blown, you must replace them with a new one with the same ampere rating. You will need a Blade Fuse Type. You can purchase a box with 100 CLS fuses for under $20.

What is the importance of knowing the fuse and relay’s location?

Knowing where your fuses are located is important for a few reasons:

  1. Safety: Fuses protect your electrical system from overloading and short circuits, which can cause fires or other hazardous situations. If a fuse blows, it cuts off power to the circuit and prevents further damage. Knowing where your fuses are located can help you quickly identify and replace a blown fuse, preventing potentially dangerous situations.
  2. Convenience: If you need to troubleshoot an electrical issue or replace a fuse, knowing where the fuses are located can save you time and frustration. You won’t need to search for the fuse box or consult the owner’s manual.
  3. Maintenance: Keeping your electrical system in good working order is important for the longevity and efficiency of your appliances and electronics. Knowing where your fuses are located can help you stay on top of routine maintenance tasks like checking and replacing fuses as needed.

Knowing where your fuses are located is important to maintaining a safe and functional electrical system in your home or vehicle.

What is the Best Scanner for Diagnosing Tripped Fuses and Broken Relays on a Mercedes-Benz?

The YOUCANIC full-system diagnostic scanner is a smart tool that helps uncover the mysteries of a car’s electronic systems. It’s a go-to for tackling tricky electrical problems, perfect for car experts and enthusiasts. If you’re dealing with a tripped fuse, this scanner quickly spots where things went wrong and helps you get things back on track.

Overall, the YOUCANIC full system diagnostic scanner is invaluable for any Mercedes-Benz owner or technician looking to troubleshoot problems quickly and accurately. With its user-friendly interface and powerful diagnostic capabilities, you can save time, money, and frustration by diagnosing and resolving issues with your Mercedes-Benz quickly and efficiently.

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