Categories: Mercedes-Benz

Mercedes-Benz CLS-Class (W218/X218; 2011-2018) fuses and relays

 

In this article, we consider the second-generation Mercedes-Benz CLS-Class (W218, X218), produced from 2010 to 2018. Here you will find fuse box diagrams of Mercedes-Benz CLS220, CLS250, CLS350, CLS400, CLS500, CLS63 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

See other Mercedes-Benz CLS-Class:

Fuse Layout Mercedes-Benz CLS-Class 2011-2018

Contents


Cigar lighter (power outlet) fuses in the Mercedes-Benz CLS-Class are the fuse #9 (Center console socket) in the Engine Compartment Fuse Box, and fuses #71 (Front interior socket), #72 (Cargo area socket), #76 (Rear center console socket) in the Luggage Compartment Fuse Box.


Engine Compartment Fuse Box

Fuse box location

The fuse box is located in the engine compartment (left-side)

Fuse box diagram

 

Assignment of the fuses and relay in the engine compartment

Fused function Amp
1 Electronic Stability Program control unit
Premium Electronic Stability Program control unit
Blower motor
Blower regulator
25
2 Left front door control unit 30
3 Right front door control unit 30
4 Valid with engine 157: Fuel system control unit 20
5 Instrument cluster
Rear SAM control unit with fuse and relay module
Exterior lights switch
7.5
6 Valid for diesel engine: CDI control unit
Valid for gasoline engine: ME-SFI control unit
10
7 Starter circuit 50 relay 20
8 Supplemental restraint system control unit 7.5
9 Center console socket 15
10 Wiper motor
Switched via wiper park position heater relay: Wiper park position heater
30
11 Audio/COMAND display
Audio/COMAND control panel
7.5
12 Automatic climate control control and operating unit
Upper control panel control unit
Automatic transmission transmission mode button
Suspension button group
7.5
13 Steering column tube module control unit
Multifunction camera
Stereo multifunction camera
7.5
14 Electronic Stability Program control unit
Premium Electronic Stability Program control unit
7.5
15 Supplemental restraint system control unit 7.5
16 Valid with engine 157: DIRECT SELECT INTERFACE 5
17 Electrical glass tilting/sliding roof: Overhead control panel control unit 30
18 Analog clock
Backup relay
7.5
19 Electronic ignition lock control unit 20
20 Electronic Stability Program control unit
Premium Electronic Stability Program control unit
40
21 Brake lights switch
Glove compartment lamp switch
Front passenger seat occupied recognition and ACSR
Weight sensing system (WSS) control unit
7.5
22 Fan motor for internal combustion engine and air conditioning with integrated control
Valid for diesel engine:
CDI control unit
Connector sleeve, circuit 87
Valid for gasoline engine:
ME-SFI control unit
Connector sleeve, circuit 87 M2e
Valid with engine 276: Radiator shutters actuator
15
23 Valid for gasoline engine: Connector sleeve, circuit 87 M1i
Valid for diesel engine:
CDI control unit
Connector sleeve, circuit 87
20
24 Valid for diesel engine: Connector sleeve, circuit 87
Valid for engine 157, 276, 278: Connector sleeve, circuit 87 M1e
15
25 Valid for diesel engine: Oxygen sensor upstream of catalytic converter
Valid for gasoline engine: ME-SFI control unit
15
26 Radio
Radio with auto pilot system
COMAND controller unit
20
27 Valid for gasoline engine: ME-SFI control unit
Valid for diesel engine:
CDI control unit
Electronic ignition lock control unit
7.5
28 Instrument cluster 7.5
29 Right front lamp unit 10
30 Left front lamp unit 10
31A Switched through the horns relay:
Left fanfare horn
Right fanfare horn
15
31B Switched through the horns relay:
Left fanfare horn
Right fanfare horn
15
32 Secondary air injection relay
33 Fully integrated transmission control controller unit 10
34 Fuel system control unit 7.5
35 Spare
36 Night View Assist control unit
DISTRONIC electric controller unit
7.5
Relay
J Circuit 15 relay
K Terminal 15R relay
L Wiper park heater relay
M Starter circuit 50 relay
N Engine circuit 87 relay
O Horn relay
P Spare
Q Backup relay
R Chassis circuit 87 relay

Luggage Compartment Fuse Box

Fuse box location

It is located on the right side of the luggage compartment, behind the cover.

Fuse box diagram

Assignment of the fuses and relay in the trunk

Fused function Amp
37 Driver seat NECK-PRO head restraint solenoid
Front passenger seat NECK-PRO head restraint solenoid
7.5
38 Shooting Brake: Connected through liftgate windshield wiper relay: Tailgate wiper motor 15
39 Valid for left-hand drive vehicles:Left rear door control unit
Valid for right-hand drive vehicles: Left front door control unit
30
40 Spare
41 Valid for left-hand drive vehicles: Right front door control unit
Valid for right-hand drive vehicles: Right rear door control unit
30
42 Fuel system control unit 25
43 Valid up to 31.08.2014: Telematics services communications module (Live Traffic Information)
Valid as of 01.09.2014:Tire pressure monitor control unit
7.5
44 Front passenger seat adjustment switch 30
45 Driver seat adjustment switch 30
46 Alarm siren (Interior monitoring)
Interior protection and tow-away protection control unit (Interior monitoring)
Coupe: M 1, AM, CL [ZV] and KEYLESS-GO antenna amplifier
Shooting Brake: Rear window antenna amplifier 1
Valid with engine 157, 276, 278 and USA version: Coolant circulation pump relay
7.5
47 Spare
48 Spare
49 Coupe: Switched through the rear window heater relay: Rear window heater
Shooting Brake: Switched through the rear window heater relay: Rear window antenna amplifier 1
40
50 Right front reversible emergency tensioning retractor 50
51 Left front reversible emergency tensioning retractor 50
52 Spare
53 Trailer recognition control unit 30
54 Trailer recognition control unit 15
55 Spare
56 Trailer socket 15
57 Trailer recognition control unit 25
58 Trailer recognition control unit 25
59 Left front bumper DISTRONIC (DTR) sensor
Right front bumper DISTRONIC (DTR) sensor
Left rear bumper radar sensor (Active Blind Spot Assist)
Right rear bumper radar sensor (Active Blind Spot Assist)
Left rear bumper intelligent radar sensor (Blind Spot Assist)
Intelligent radar sensor for right rear bumper (Blind Spot Assist)
7.5
60 Multicontour seat pneumatic pump 7.5
60 Active multicontour seat pneumatic pump 30
61 Coupe: Trunk lid control (KDS) control unit
Shooting Brake: Liftgate control unit
40
62 Driver seat control unit 25
63 Rear seat heater control unit 25
64 Front passenger seat control unit 25
65 Up to 31.05.2012: Steering wheel heater control unit
As of 01.06.2012: Steering column tube module control unit
7.5
66 Rear blower motor 7.5
67 Sound system amplifier control unit 40
68 AIRmatic control unit 15
69 Rear bass speaker amplifier 25
70 Tire pressure monitor control unit
Valid as of 01.09.2014 with engine 157, 276, 278 without USA version: Coolant circulation pump relay
5
71 Vehicle interior socket, front 15
72 Cargo area socket 15
73 Valid with engine 157: Transmission mode control unit
Stationary heater: Stationary heater radio remote control receiver
5
74 KEYLESS-GO control unit
Valid as of 01.09.2014: Left front lamp unit, Right front lamp unit
15
75 Stationary heater unit
Valid as of 01.09.2014: Left front lamp unit, Right front lamp unit
20
76 Rear center console socket 15
77 Weight sensing system (WSS) control unit
Navigation processor
7.5
78 Media interface control unit 7.5
79 Video and radar sensor system control unit
Valid as of 01.09.2014 with Driving assistance package Plus: Radar sensors control unit, Chassis gateway control unit
5
80 Parking system control unit 5
81 Cellular telephone system antenna amplifier / compensator
Mobile phone electrical connector
5
82 Left front seat ventilation blower regulator
Right front seat ventilation blower regulator
7.5
83 Reversing camera
Navigation processor
Emergency call system control unit
7.5
84 Reversing camera control unit
Reversing camera power supply module
Reversing camera
SDAR/high definition tuner control unit
Digital Audio Broadcasting control unit
5
85 TV tuner (analog/digital)
Digital TV tuner
7.5
86 Spare
87 Emergency call system control unit
Valid up to 31.08.2014 with engine 157, 276, 278 without USA version: Coolant circulation pump relay
Valid to 31.05.2016 with Live Traffic Information or eCall Europe emergency call system: Telematics services communications module
Valid as of 01.06.2016: HERMES control unit
Valid as from 01.06.2016 with Comfort telephony and Remote control for stationary heater: Antenna changeover switch for telephone and stationary heater
7.5
88 Intelligent servo module for DIRECT SELECT 15
89 Trailer recognition control unit
Valid with engine 157: Fuel system control unit
30
90 Spare
91 Spare
92 KEYLESS-GO control unit 15
Relay
A Circuit 15 relay
B Circuit 15R relay (1)
C Heated rear window relay
D Valid for diesel engine: Fuel pump relay
E Shooting Brake: Liftgate windshield wiper relay
Electrically adjustable front seats memory package: Seat adjustment relay
G Circuit 15R relay (2)

Front Pre-Fuse Box

Without ECO start/stop

With ECO start/stop

Front Pre-Fuse Box

Fused function Amp
150 ECO start/stop function: Pyrofuse 150
151 Electrical power steering control unit 60
152 Front SAM control unit with fuse and relay module 60
153 Spare 100
154 Fan motor for internal combustion engine and air conditioning with integrated control (M4/7) 100
155 Valid for diesel engine: PTC heater booster 150
156 Spare
157 Front SAM control unit with fuse and relay module 150
158 Valid for left-hand drive vehicles: Blower regulator
Valid for right-hand drive vehicles without DISTRONIC PLUS or without engine 157: Electronic Stability Program control unit
Valid with right-hand drive vehicles with DISTRONIC PLUS or with engine 157: Premium Electronic Stability Program control unit
50
159 Valid for right-hand drive vehicles without DISTRONIC PLUS or without engine 157: Electronic Stability Program control unit
Valid with right-hand drive vehicles with DISTRONIC PLUS or with engine 157: Premium Electronic Stability Program control unit
50
160 AIRmatic relay 60
161 Spare
162 Front SAM control unit with fuse and relay module 100
163 Without ECO start/stop function: Rear SAM control unit with fuse and relay module 150
164 Without ECO start/stop: Rear SAM control unit with fuse and relay module 100

Coolant circulation pump relay

AIRMATIC relay

The Instrument Panel Fuse

Fused function Amp
F1/1 Protects the connection between the additional battery and the electronic ignition lock control unit and the front SAM control unit (for engine 276 as of 01.09.2014 or with engine 274) 5

Additional battery relay and fuse

Fused function
F96 Additional battery circuit 30 fuse
K114 ECO start/stop function additional battery relay


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