Home > DIY > S/CL Class > W221 (2006-2013) > S Class W221 Fuse List, Location, Relay, Chart, 2006-2013
S Class CL W221 Fuse Box Location Engine Interior Trunk Dash

S Class W221 Fuse List, Location, Relay, Chart, 2006-2013

Location of fuses Mercedes-Benz S-Class, CL-Class:

S-Class W 221 (2007-2013)
S320 CDI, S350, S450, S500,
S550, S420 CDI, S600
CL-Class C 216 (2006-2014)
CL 500 CL 600 CL 63 CL 65 AMG
  • Prefuse Box in the Engine Bay – F32/3
  • Fuse Box in the Engine Bay – Front SAM Control Unit – N10/1
  • Fuses in the ride side of the dash F1/6
  • Fuses in the Left side of dash F1/7
  • Prefuse Box Hidden behind the dash, passenger side. P32/4
  • Battery Fuse – Backup – F37
  • Fuses in trunk – Rear Sam Control Unit – N10/2



w221-fuse-box-location-engine-interior-trunk-dashPrefuse Box in the Engine Bay – F32/3

FuseAmpere RatingDesignation
F3150Electrohydraulic Power Steering A91/1 or glow time out put stage N14/3
F4NofuseInterior prefuse box F32/4
F5100AAC with integrated control additional fan motor M4/7
F6150Front SAM control unit with fuse. Relay module N10/1
F740ESP Control Unit, Brake System
F825ESP Control Unit, Brake System N30/6
F930Front SAM control unit N10/1
F10Not used

Relays in Box in the Engine Bay – Front SAM Control Unit – N10/1

N10-1 front sam fuse location engine bay
Fuses Engine Bay – Driver Side N10-1 Front SAM Control Unit
AAir Pump Relay
BAir Suspension Compressor Relay
CEngine terminal 87
DRelay 15 -terminal
RTerminal 87 relay
FHorn Relay
G15R Relay
HStarter – Circuit 50 relay
JStarter  – Circuit 15
KWiper park heater relay

Fuses – Box in the Engine Bay – Front SAM Control Unit – N10/1

F2010 Control Unit N3/9 or N3/10
F2120Circuit 87 – Fuel Pump Relay
F2215Connector sleeve
F2320Rear SAM Control Unit Fuse Box
F2425CDI Control Unit N3/9
F257.5Instrument Cluster – Dashboard
F2610Left headlight – lamp unit
F2710Right Headlight – lamp unit
F287.5EGS Unit Transmission control unit.
F295Rear fuse box and relay module Rear SAM N10/2
F307.5Fusel System Control Unit , Engine Control Unit N3/9 N3/10 N118
F315Refrigerant Compressor
F3215Transmission oil pump control unit N89
F335ESP Control Unit, Battery Management, Power Electronics
F345Braking System N30/6
F355Electric parking brake -A13
F3610Data link connector – 16 PinX11/4
F377.5EIS Control Unit N73
F387.5CGW Central Gateway control unit, Audio, Sound
F397.5Instrument cluster
F407.5Upper control panel N72/1
F4130Wiper motor M6/7
F4230Master wiper motor M6/6
F4315Front cigar lighter with ashtray illumination
F455Power electronics pump M13/8
F4615ABC Control Unit N51/2 or AIRMATIC N51
F4715Steering column adjustment motor up or down
F4815Steering column adjustment motor in / out
F4910Steering column N80
F5015AAC Unit N22/1
F515COMAND Display
F5440Air Recirculation AC
F5560Electric Air Pump
F5640AirMatic Compressor Pump A9/1
F5730Wiper Heater R2/10
F605Power Steering A91-1
F617.5SRS Airbag Restraint System N2/7
F625Night View Assist N101
F6315Fuel Filter Sensor B76/1
F6410NECK PRO Head Restraint Solenoids Y24/12 – Driver, Y24/13-Passenger
F6515Outlet in glove box
F667.5DTR Unit A89

Interior Fuses Right side of the dash F1/6

Fuse NumberAmpere Rating Designation
F7040Door Control Unit – Right N69/2
F7115Keyless Go Control Unit N69/5
F727.5Pyrotechnical Separator K88
F735Emergency Call System Control Unit
F7430TLC Control Unit
F7510Battery Management
F7615Vacuum pump relay
F7750Sound Amplifier A2/13
F7825AdBlue Relay/ Additional Fan/ Charge Air Cooler Circulation Pump
F797.5Alarm H3/1
F8040Door Control Unit – Left Door N69/1
F8130Rear control unit CL model

Rear door control unit S Class

F8230Rear door control unit
F8330Intellignet Servo Unit. Direct Select
F8420Sound Proceeding Unit A2/69
F8510 Illumination for Door Sills
F86Not used
F87Not used
F88Not used
F89Not used
F9020Heater unit
F915Front SAM unit

Fuses Driver side, Left side of dash F1/7

Fuse NumberAmpere RatingDesignation
F9240Left front seat N32/1
F937.5Weight sensing system N2/13
F965TPM RDK Unit N88
F977.5DVD Player
F1005Media Interface N125/1
F10110Rear Displays Left A40/5 RightA40/6
F10240Right front seat N32/2
F1037.5ESP Electronic Stability Program
F10440Audio Radio Tuner
F105Not used
F1065Navigation / TV Tuner/ Toll Collection
F1075HD Tuner N87/8, Audio Broadcasting N87/3, SDAR Sirus Unit
F1085Rear A/C N22/4
F10915Rear Air conditioner blower motor N29/2
F1107.5Rear Back rest control Unit N32/20 N32/21
F1115RCP Control Unit N72/2
F1125Fuse box, Front SAM
F1135DC Converter
F114Not used
  • Prefuse Box Hidden behind the dash, passenger side. P32/4

Fuse LocationAmpere RatingPurpose
F3150Rear SAM control unit N10/2
F4150Heated Windshield, DC Converter, ECO start/stop function
F540Vacum Pump
F680Right dashboard fuse box F1/6
F7150Heater booster R22/3
F880Front SAM module N10/1
F980Left dashboard fuse box F1/7
F10150Rear SAM N10/2
  • Battery Fuse – Backup – F38

Fuse 38 is a 5-ampere fuse, for the additional auxiliary battery G1/7, EZS control unit N73, and Front SAM control unit.

Fuse Style used on the Mercedes-Benz S Class W221.

Standard blade fuses are used in the S-Class.

  • Fuses in trunk – Rear Sam Control Unit – N10/2

    FuseAmpere RatingDesignation
    F11550Rear window heater
    F11610Power electronic pump
    F11715Rear cigar outlet
    F11730Fuel Pump
    F11815AC Compressor/ Power electronics pump/ fuel pump
    F1197.5Front central unit A40/9
    F120Not used
    F12110Audio radio tuner
    F1227.5COMAND A40/3
    F12340Emergency tension retractor – Right front A76/1
    F12440Emergency tensioner retractor – left front A76
    F1255Voice Control VCS N41/3
    F12625Overhead control panel N70
    F12730Pneumatic pump seat control M40/1, Seat pneumatic pump M40, Lumbar pmp M25/1
    F12825Fuel pump N118
    F12925Universal portable cell phone control unit UPCI N123/1
    F13030Parking brake – Electric A13
    F1317.5Rear window antenna amplifier A2/12
    F1335Rear camera B84/3
    F13415Rear trunk outlet socket X58/12
    F1357.5Radar sensor / parktronic PTS N62
    F1367.5AdBlue N118/5
    F1377.5Rear Camera B84/3
    F1385TV/ tuner / emergency call / navigator
    F13915Rear back rest refrigerator A39/1
    F14015120 outlet socket, rear cigarete lighter outlet
    F1415Rear camera N66/2
    F1427.5Video and radar sensor N62
    F14325Rear seat N25/6
    F14425Rear seat N25/6
    F14520Rear trailer hitch socket – 13 pin type – X58
    F14625Trailer N28/1
    F14825Panoramic sliding sunroof
    F14925Panoramic sliding sunroof A98
    F1507.5TV Tuner
    F15225AC Converter  from DC N24/3
    F153Not used

    Relays in trunk – Rear Sam Control Unit – N10/2


    Purpose of relay

    MCircuit 15 N10/2
    NTerminal 15R
    OPower outlet relay
    RCigar lighter relay
    SFuel Pump


Printed fuse charts that come with the car.


Download Fuse ListS Class w221 fuse box location engine interior trunk dash

Leave a Reply

Your email address will not be published. Required fields are marked *