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cls 2012-2016 fuse box location

2012-2016 Mercedes-Benz CLS Class W218 FUSES and RELAYS

Are you trying to find the fuse box location on your Mercedes-Benz 2012-2016 CLS? There are several fuse box panels on your CLS, shown in the pictures below. A list of fuse assignments is provided for each fuse box. Each fuse slot has a number next to it, which you can match with the numbers below.

Where are the fuses located on my Mercedes-Benz CLS?

  • Interior Fuse Box is located on the side of the dash, the driver’s side.
  • Fuse Box in the engine bay. Front SAM N10/1
  • Fuse Box in the trunk. N10/2 Rear SAM

Fuse Guide Applications

Model: CLS 250, CLS 350, CLS 300, CLS 550, CLS 63 AMG
Years: 2012 2013 2014 2015 2016
Chassis: 218
Make: Mercedes-Benz

Interior Fuse Box

The interior fuse box is located on the side of the dash. You will find the fuse box at the driver’s (left) side of the dash. A plastic cover can easily be removed. Use a Dash Trim Removal Tool to avoid damaging the dashboard.

G463 fuse box


5-ampere fuse for the ignition lock.

Engine Compartment Fuse Box, Front SAM Control Unit N10/1

N10-1 front sam fuse location

The fuse box in the engine bay contains fuses 1 through 36 and several relays listed below. The fuse box is located on the driver’s side of the engine compartment. Remove the fuse box panel cover to access these fuses. This is the Front SAM control unit, also known as the N10/1 control unit.

Fuse Function Ampere
1 Distronic Plus,
Stability Control, ESP
2 Door Control Unit, Left Front 30
3 Door control unit, Right Front 30
4 Fuel System 7.5
5 Instrument Cluster,
Rear SAM Control Unit, Rear Fuses, and Relays
6 Engine Control Unit CDI or ME 10
7 Starter Relay, Circuit 50 20
8 SRS, Air Bag, Supplemental Restraint System 7.5
9 Glove Compartment Outlet 12-volt socket 15
10 Wiper Motor 30
11 Audio, Comand 7.5
12 Air Conditioner,
Upper control panel,
Suspension / AIRmatic
13 Steering Column,
14 ESP, Distronic Plus, Stability Program Control 7.5
15 Airbag, SRS, Restraint System 7.5
17 Sunroof 30
18 Clock 7.5
19 Ignition Lock 20
20 ESP Stability Control 40
21 Stop Lamp Switch,
Child seat recognition for the front passenger seat
22 Engine Fan blower motor 15
23 Rear SAM fuse and relay control unit 20
25 Engine ME Control 15
26 Radio, CD Changer, Audio 20, DVD, Navigation, COMAND 20
27 Engine Electronics, Ignition Lock 7.5
28 Instrument cluster 7.5
29 Right front headlight assembly 10
30 Left front headlight assembly 10
31 Horn 15
33 Automatic Transmission Control Unit 10
34 Distronic Plus 7.5
36 Night View Assist Control Unit 7.5

Relay J – Circuit 15
Relay K – Terminal 15R relay
Relay L – Wiper park heater
Relay M – Circuit 50
Relay O – Engine Circuit, Horn,
Relay P – Not used
Relay Q – Backup
Relay R – Circuit 87

Auxiliary Fuse Panel in Trunk, Rear SAM Control Unit. Fuse and Relay Module N10/2Fuse Box in Trunk CLS W218


Mercedes-Benz CLS-Class W218 also has a fuse box in the trunk. To access these fuses, you must remove the cover, usually a carpet cover. This is the rear SAM control module, N10/2.

Fuse Purpose Ampere Rating
37 Head Restraint for driver and passenger, NECK PRO, 7.5
38 Not used
39 Door control unit. Left rear. 30
40 Not used
41 Door control unit. Right rear 30
42 Fuel Pump 20
43 Not used
44 Power seats adjust, Memory – Passenger 30
45 Power seats adjust, Memory – Driver 30
46 Antenna for Keyless Go, FM, AM Radio,
Alarm Siren,
Tow away protection
47 Not used
48 Not used
49 Rear window heater, defrost 40
50 Emergency Tensioner, Front – Right 50
51 Emergency Tensioner, Front, Left 50
52 Not used
53 Not used
54 Not used
55 Not used
56 Not used
57 Not used
58 Not used
59 Distronic Plus,
Active Blind Spot Assist,
Active lane-keeping assist,
Monitor (video & radar) control unit
60 Seat pump/ motor for multi-contour seat 7.5
61 Remote trunk lid closing 40
62 Front seat adjustment and memory. Driver seat control unit. 25
63 Seat heater. For rear seats 25
64 Front seat adjustment and memory. Passenger seat control unit. 25
65 Heated steering wheel. 7.5
66 Air Conditioner blower motor, rear. 7.5
67 Sound System Amplifier 40
68 AIRmatic 15
69 Sound system, a bass speaker in the rear 25
70 TPMS Tire pressure monitor N88 5
71 Power outlet, cigarette lighter 15
73 Diagnostic Port, OBD II 5
74 Keyless Go, Keyfob Remote 15
75 Stationary Heater, Ventilation Function 20
76 Power Outlet, Rear Center Console 15
77 Weight sensing system,
78 Media Interface 7.5
79 Distronic Plus,
Active Blind Spot,
Active Lane Keeping Assist,
Video and radar system monitoring
80 Active Parking Assist,
81 Telephony, Antenna Amplifier, phone connector 5
82 Front seat ventilation,
Seat Heating
83 TELE Air Emergency Call, Toll Collection, Navigation 7.5
84 Backup camera, Reverse camera 5
85 TV Tuner, COMAND 7.5
86 Not used
87 Tele AID Emergency 7.5
88 Intelligent servo for DIRECT Select 15
89 Not used 15
90 BlueTec Diesel exhaust treatment,


Knowing the fuse box locations of your vehicle is important for several reasons:

  1. Safety: If there is an electrical issue with your vehicle, it may be caused by a blown fuse. Knowing the location of the fuse box and which fuses correspond to which electrical components can help you quickly identify and replace a blown fuse, which can help prevent further damage to your vehicle’s electrical system.
  2. Maintenance: Your vehicle’s fuses are designed to protect the electrical components from damage caused by electrical surges or other electrical issues. Regularly checking and replacing fuses can help ensure that your vehicle’s electrical system is functioning properly, which can prevent more costly repairs down the road.
  3. Troubleshooting: If you are experiencing issues with a specific electrical component in your vehicle, knowing the location of the fuse box can help you quickly identify and check the corresponding fuse. This can help you troubleshoot and potentially fix the issue without taking your vehicle to a mechanic.

Overall, knowing the fuse box locations of your vehicle can help you ensure the safety and proper functioning of your vehicle’s electrical system, as well as save you time and money on repairs and maintenance.

Resources and useful links.

What fuse type do I need to replace a blown fuse?fuse amere rating

When replacing blown fuses, use the same ampere rating fuse. The fuse rating is written on the fuse. You can verify that you are using the correct fuse by ensuring the fuse colors for the blown fuse and the new fuse match. This indicates the same ampere rating. Your Mercedes-Benz uses Automotive Blade Fuse Type. A box of 100 fuses that include all the different ampere ratings you need costs less than $20 on Amazon.


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.


Download this Fuse Guide (Complete Fuse List).

Download: 2012-2016 Mercedes-Benz CLS W218 Fuse and Relay Box Location Diagram MercedesMedic

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