2010-2017 Mercedes-Benz CLS (C218/X218) Fuse Box Diagram
Fuse box in the engine compartment
| No. | A | Description |
|---|---|---|
| 1 | 25 | Electronic Stability Program control unit
Premium Electronic Stability Program control unit Blower motor Blower regulator |
| 2 | 30 | Left front door control unit |
| 3 | 30 | Right front door control unit |
| 4 | 20 | M157: Fuel system control unit |
| 5 | 7.5 | Instrument cluster
Rear SAM control unit with fuse and relay module Exterior lights switch |
| 6 | 10 | Diesel: CDI control unit |
| Gasoline: ME-SFI control unit | ||
| 7 | 20 | Starter circuit 50 relay |
| 8 | 7.5 | Supplemental restraint system control unit |
| 9 | 15 | Center console socket |
| 10 | 30 | Wiper motor |
| Switched via wiper park position heater relay: Wiper park position heater | ||
| 11 | 7.5 | Audio/COMAND display
Audio/COMAND control panel |
| 12 | 7.5 | Automatic climate control control and operating unit
Upper control panel control unit Automatic transmission transmission mode button Suspension button group |
| 13 | 7.5 | Steering column tube module control unit
Multifunction camera Stereo multifunction camera |
| 14 | 7.5 | Electronic Stability Program control unit
Premium Electronic Stability Program control unit |
| 15 | 7.5 | Supplemental restraint system control unit |
| 16 | 5 | M157: DIRECT SELECT INTERFACE |
| 17 | 30 | Electrical glass tilting/sliding roof: Overhead control panel control unit |
| 18 | 7.5 | Analog clock
Backup relay |
| 19 | 20 | Electronic ignition lock control unit |
| 20 | 40 | Electronic Stability Program control unit
Premium Electronic Stability Program control unit |
| 21 | 7.5 | Brake lights switch
Glove compartment lamp switch Front passenger seat occupied recognition and ACSR Weight sensing system (WSS) control unit |
| 22 | 15 | Fan motor for internal combustion engine and air conditioning with integrated control
Diesel: CDI control unit Connector sleeve, circuit 87 Gasoline: ME-SFI control unit Connector sleeve, circuit 87 M2e M276: Radiator shutters actuator |
| 23 | 20 | Gasoline: Connector sleeve, circuit 87 M1i
Diesel: CDI control unit Connector sleeve, circuit 87 |
| 24 | 15 | Diesel: Connector sleeve, circuit 87
M157, M276, M278: Connector sleeve, circuit 87 M1e |
| 25 | 15 | Diesel: Oxygen sensor upstream of catalytic converter |
| Gasoline: ME-SFI control unit | ||
| 26 | 20 | Radio
Radio with auto pilot system COMAND controller unit |
| 27 | 7.5 | Gasoline: ME-SFI control unit |
| Diesel:
CDI control unit Electronic ignition lock control unit |
||
| 28 | 7.5 | Instrument cluster |
| 29 | 10 | Right front lamp unit |
| 30 | 10 | Left front lamp unit |
| 31A | 15 | Switched through the horns relay:
Left fanfare horn Right fanfare horn |
| 31B | 15 | Switched through the horns relay:
Left fanfare horn Right fanfare horn |
| 32 | - | Secondary air injection relay |
| 33 | 10 | Fully integrated transmission control controller unit |
| 34 | 7.5 | Fuel system control unit |
| 35 | - | - |
| 36 | 7.5 | Night View Assist control unit
DISTRONIC electric controller unit |
| Relay | ||
| J | Circuit 15 | |
| K | Terminal 15R | |
| L | Wiper park heater | |
| M | Starter circuit 50 | |
| N | Engine circuit 87 | |
| O | Horn | |
| P | - | |
| Q | Backup | |
| R | Chassis circuit 87 | |
Gasoline:
- 3.5L - M276 (CLS 300, CLS 350, CLS 400 4MATIC)
- 4,7L - M278 (CLS 500, CLS 500 4MATIC)
- 5.5L - M157 (CLS 63 AMG, CLS 63 AMG 4MATIC)
Diesel:
- 2.2L - OM651 (CLS 220d, CLS 250 CDI, CLS 250d, CLS 250d 4MATIC)
- 3.0L - OM642 (CLS 350 BlueTEC 4MATIC, CLS 350d, CLS 350d 4MATIC, CLS 350 CDI 4MATIC)
Fuse box in the trunk
| No. | A | Description |
|---|---|---|
| 37 | 7.5 | Driver seat NECK-PRO head restraint solenoid
Front passenger seat NECK-PRO head restraint solenoid |
| 38 | 15 | Shooting Brake: Connected through liftgate windshield wiper relay: Tailgate wiper motor |
| 39 | 30 | Left-hand drive vehicles: Left rear door control unit
Right-hand drive vehicles: Left front door control unit |
| 40 | - | - |
| 41 | 30 | Left-hand drive vehicles: Right front door control unit
Right-hand drive vehicles: Right rear door control unit |
| 42 | 25 | Fuel system control unit |
| 43 | 7.5 | →31.08.2014: Telematics services communications module (Live Traffic Information)
01.09.2014→: Tire pressure monitor control unit |
| 44 | 30 | Front passenger seat adjustment switch |
| 45 | 30 | Driver seat adjustment switch |
| 46 | 7.5 | 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 M157, M276, M278 and USA: Coolant circulation pump relay |
| 47 | - | - |
| 48 | - | - |
| 49 | 40 | 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 |
| 50 | 50 | Right front reversible emergency tensioning retractor |
| 51 | 50 | Left front reversible emergency tensioning retractor |
| 52 | - | - |
| 53 | 30 | Trailer recognition control unit |
| 54 | 15 | Trailer recognition control unit |
| 55 | - | - |
| 56 | 15 | Trailer socket |
| 57 | 25 | Trailer recognition control unit |
| 58 | 25 | Trailer recognition control unit |
| 59 | 7.5 | 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) |
| 60 | 7.5 | Multicontour seat pneumatic pump |
| 30 | Active multicontour seat pneumatic pump | |
| 61 | 40 | Coupe: Trunk lid control (KDS) control unit
Shooting Brake: Liftgate control unit |
| 62 | 25 | Driver seat control unit |
| 63 | 25 | Rear seat heater control unit |
| 64 | 25 | Front passenger seat control unit |
| 65 | 7.5 | →31.05.2012: Steering wheel heater control unit
01.06.2012→: Steering column tube module control unit |
| 66 | 7.5 | Rear blower motor |
| 67 | 40 | Sound system amplifier control unit |
| 68 | 15 | AIRmatic control unit |
| 69 | 25 | Rear bass speaker amplifier |
| 70 | 5 | Tire pressure monitor control unit
01.09.2014→ (M157, M276, M278 without USA): Coolant circulation pump relay |
| 71 | 15 | Vehicle interior socket, front |
| 72 | 15 | Cargo area socket |
| 73 | 5 | M157: Transmission mode control unit
Stationary heater: Stationary heater radio remote control receiver |
| 74 | 15 | KEYLESS-GO control unit
01.09.2014→: Left front lamp unit Right front lamp unit |
| 75 | 20 | Stationary heater unit
01.09.2014→: Left front lamp unit Right front lamp unit |
| 76 | 15 | Rear center console socket |
| 77 | 7.5 | Weight sensing system (WSS) control unit
Navigation processor |
| 78 | 7.5 | Media interface control unit |
| 79 | 5 | Video and radar sensor system control unit
01.09.2014→ with Driving assistance package Plus: Radar sensors control unit Chassis gateway control unit |
| 80 | 5 | Parking system control unit |
| 81 | 5 | Cellular telephone system antenna amplifier / compensator
Mobile phone electrical connector |
| 82 | 7.5 | Left front seat ventilation blower regulator
Right front seat ventilation blower regulator |
| 83 | 7.5 | Reversing camera
Navigation processor Emergency call system control unit |
| 84 | 5 | Reversing camera control unit
Reversing camera power supply module Reversing camera SDAR/high definition tuner control unit Digital Audio Broadcasting control unit |
| 85 | 7.5 | TV tuner (analog/digital)
Digital TV tuner |
| 86 | - | - |
| 87 | 7.5 | Emergency call system control unit
→31.08.2014 withM157, M276, M278 without USA: Coolant circulation pump relay →31.05.2016 with Live Traffic Information or eCall Europe emergency call system: Telematics services communications module 01.06.2016→: HERMES control unit 01.06.2016→ with Comfort telephony and Remote control for stationary heater: Antenna changeover switch for telephone and stationary heater |
| 88 | 15 | Intelligent servo module for DIRECT SELECT |
| 89 | 30 | Trailer recognition control unit
M157: Fuel system control unit |
| 90 | - | - |
| 91 | - | - |
| 92 | 15 | KEYLESS-GO control unit |
| Relay | ||
| A | Circuit 15 | |
| B | Circuit 15R (1) | |
| C | Heated rear window | |
| D | Diesel: Fuel pump | |
| E | Shooting Brake: Liftgate windshield wiper
Electrically adjustable front seats memory package: Seat adjustment |
|
| G | Circuit 15R (2) | |
Front prefuse box
Without ECO start/stop
ECO start/stop
| No. | A | Description |
|---|---|---|
| 150 | - | ECO start/stop: Pyrofuse 150 |
| 151 | 60 | Electrical power steering control unit |
| 152 | 60 | Front SAM control unit with fuse and relay module |
| 153 | 100 | - |
| 154 | 100 | Fan motor for internal combustion engine and air conditioning with integrated control (M4/7) |
| 155 | 150 | Diesel: PTC heater booster |
| 156 | - | - |
| 157 | 150 | Front SAM control unit with fuse and relay module |
| 158 | 50 | Left-hand drive vehicles: Blower regulator
Right-hand drive vehicles without DISTRONIC PLUS or without M157: Electronic Stability Program control unit Right-hand drive vehicles with DISTRONIC PLUS or with M157: Premium Electronic Stability Program control unit |
| 159 | 50 | Right-hand drive vehicles without DISTRONIC PLUS or without M157: Electronic Stability Program control unit
Right-hand drive vehicles with DISTRONIC PLUS or with M157: Premium Electronic Stability Program control unit |
| 160 | 60 | AlRmatic relay |
| 161 | - | - |
| 162 | 100 | Front SAM control unit with fuse and relay module |
| 163 | 150 | without ECO start/stop: Rear SAM control unit with fuse and relay module |
| 164 | 100 | without ECO start/stop: Rear SAM control unit with fuse and relay module |
The Instrument Panel Fuse Holder
| No. | A | Description |
|---|---|---|
| 1 | 5 | Protects the connection between the additional battery and the electronic ignition lock control unit and the front SAM control unit (for engine M276 as of 01.09.2014 or with engine 274) |
Relay Location
- Coolant circulation pump relay
- Airmatic compressor relay
- Additional battery relay and fuse
F96 - Additional battery circuit 30 fuse
K114 - ECO start/stop additional battery relay