Table of Contents
Mercedes-Benz W211 is the third generation of E-class cars, first released in 2002. Came to replace the W210 and was produced in two body styles: sedan and station wagon. In this material, we will analyze in detail the fuse circuits for the third generation Mercedes E-class E230 in the W211 body: 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 model year.
Here you will find the locations and photos of the fuse blocks. Separately, we note the elements responsible for the cigarette lighter and fuel pump.
In the engine compartment
There is one fuse block in the engine compartment, which is located on the right. It is circled in a red square in the picture above.
General form.
| Diagram | ||
|---|---|---|
|
||
| No. | Relay | |
| I | Engine management system | |
| K | Main ignition circuits 1 | |
| L | Starter | |
| M | Gearbox pump - (sequential manual gearbox) | |
| N | Main ignition circuits 2 | |
| O | Horn | |
| P | Main ignition circuits 3 | |
| R | Air pump relay / blower motor relay oil cooler | |
| S | Active suspension compressor | |
| T | Empty | |
| No. | Circuit breakers | A |
| F53a | Horn relay | 15 |
| F53b | 15 | |
| F54a | Cigarette lighter , load disconnect relay (^ 31/05/06) | 15 |
| F54b | Cigarette lighter fuse, load disconnect relay (^ 31/05/06) | 15 |
| F43 | Engine management system, multifunction control unit 2 | 15 |
| F44 | Electronic engine control unit (ECM) (271, 272, 273, 646, 647, 648), LPG injectors (271.01 / 06/05 ^) | 15 |
| F45 | Active suspension control unit (rear axle), gear selector switch (^ 31/05/06) | 7.5 |
| F46 | Electronic gearbox unit (automatic transmission, sequential manual transmission) | 7.5 |
| F47 | ABS electronic unit | 20 |
| F48 | SRS electronic control unit, seat belt pretensioners (01/06/05 ^) | 7.5 |
| F49 | SRS control unit, passenger seat sensor, head restraint drive relay (01/06/05 ^) | 7.5 |
| F50 | Telephone | 5 |
| F51 | - | |
| F52 | Cooling fan motor (01/06/06 ^), instrument cluster, glove box illumination lamp, headlight range control unit (models with xenon headlights), light switch | 7.5 |
| F55 | Telephone | 7.5 |
| F56 | Windshield wiper motor | 40 |
| F57 | Diesel: Electronic engine control unit | 25 |
| F58 | Ignition coils - (112, 113, 156 engines) | 15 |
| F59 | Starter relay (^ 31/05/06) | 15 |
| F60 | Engine oil cooler blower motor - (E55, E63) | 10 |
| F61 | Exhaust air pump - (112, 113, 642.920 engines - except E55) | 40 |
| F62 | Not used | |
| F63 | ||
| F64 | Light switch, instrument cluster, electronic air conditioning control unit, steering column electronics control unit (^ 31/05/06) | 7.5 |
| F65 | Ignition switch control unit, steering column lock control unit | 20 |
| F66 | Headlights | 7.5 |
| F67 | Brake light switch (brake pedal position sensor) | 5/10 |
In the passenger compartment
Main fuse box
Located on the driver's side, behind the dashboard.
Photo is an example.
| Diagram | ||
|---|---|---|
|
||
| No. | Decryption | A |
| F21 | Rear right door electronics control unit (^ 31/05/06) | 25 |
| F22 | Right front door control unit (^ 31/05/06) | 30 |
| F23 | Front right seat power control unit | 30 |
| F24 | Keyless entry system control unit - interior | 25 |
| F25 | Auxiliary heater, auxiliary heater remote control receiver | 25 |
| F26 | CD changer for audio system | 7.5 |
| F27 | Empty (^ 31/05/06) | |
| F28 | Audio system | 5 |
| F29 | Steering column control unit, ignition switch control unit (01/06/06 ^) | 7 |
| F30 | Diagnostic connector (DLC) | 7.5 |
| F31 | Multifunction control unit 4, multifunction switch control unit - (dashboard (01/06/06 ^) | |
| F32 | Control unit for electrical equipment of the left rear door (01/09/02 - 31/05/06) | 25 |
| F33 | Control unit for electrical equipment of the left front door (01/09/02 - 31/05/06) | 25 |
| F34 | Front left power seat control unit | 30 |
| F35 | - | |
| F36 | Heated front seats (01/09/03 - 31/05/05) | 25 |
| F37 | Suspension control unit (01/09/03 - 31/05/06) | 7.5 |
| F38 | Empty (01/09/03 - 31/05/05) | |
| F39 | Multifunction control unit 5, multifunction switch control unit - (center console) | 5 |
| F40 | Multifunction control unit 4, multifunction switch control unit - (dashboard (01/09/03 - 31/05/05) | 5 |
| F41 | Central control unit for CAN data bus | 5 |
| F42 | Electronic engine control unit, engine control system relay (01/06/05 ^), electronic control unit for the LPG system, load shedding relay (01/09/03 - 31/05/05), multifunctional control unit 1 | 7.5 |
Auxilary fuse panel
The add-on unit is located on the passenger side in the legroom.
| Diagram | ||
|---|---|---|
|
||
| No. | Description | A |
| F68 | Coolant Heater (Diesel) | 200 |
| F69 | Glow plugs | 150 |
| F70 | No (01/06/06 ^) | |
| F71 | Cooling fan (Diesel) | 100 |
| F72 | ABS modulator | 50 |
| F73 | ABS electronic unit | 40 |
| F74 | Active suspension compressor relay | 40 |
| F75 | Multifunctional control unit З | 40 |
| F76 | SRS electronic unit (01/06/06 ^) | 40 |
| F77 | No (^ 31/05/06) | |
In the luggage compartment
There are two blocks in the luggage compartment, the first (1) behind the trim, the second (2) in the spare wheel well. They are marked in the picture above with red squares.
Fuse box #1
General view.
| Diagram | ||
|---|---|---|
|
||
| No. | Circuit breakers | A |
| F1 | Power seat control unit, front left, multifunction switch on seat, right front | 30 |
| F2 | Power seat control unit, right front, multifunction switch on seat, left front | 30 |
| F3 | Navigation system, parking system control unit, tire pressure monitoring control unit | 7.5 |
| F4 | Fuel pump fuse | 15 |
| F5 | - | |
| F6 | Audio system | 40 |
| F7 | Trunk lid (tailgate) open / close drive control unit (04/03 ^) | 15 |
| F8 | Vehicle tilt sensor (anti-theft system) | 7.5 |
| F9 | Sunroof electric control unit | 25 |
| F10 | Heated rear window | 40 |
| F11 | Trunk lid (tailgate) open / close drive control unit (04/03 ^) | 20 |
| F12 | Accessory Connector - (Luggage Compartment) | 15 |
| F13 | Accessory Power Connector - (Interior), Lumbar Support Pump, Rear Seat Heaters (^ 03/03) | 15 |
| F14 | - | |
| F15 | Fuel filler lock actuator relay, fuel filler flap / cap motor | 10 |
| F16 | Seat heater | 20 |
| F17 | Trailer control unit | 20 |
| F18 | Trailer electrical connector | 20 |
| F19 | Lumbar support pump | 20 |
| F20 | Rear window blind | 7.5 |
| No. | Relay | |
| A | Fuel pump - (except E55, E63) | |
| B | main ignition circuits 4 | |
| C | - | |
| D | rear window wiper motor - (station wagon) | |
| E | Heated rear window | |
| F | main ignition circuits 5 | |
| G | 1/2 drive of the lock of the fuel filler neck | |
| H | ||
Fuse box #2
Located in the spare wheel niche.
| Diagram | ||
|---|---|---|
|
||
| No. | Appointment | A |
| F82a | Fuel pump- (E55) | 30 |
| F82b | Exhaust air system | 40 |
| F78 | Engine compartment fuse / relay box - fuses F53b / F54a / F55 / F63-F65 / F67 multifunction control module 1 | 200 |
| F79 | Luggage compartment fuse / relay box - fuses F3 / F4 / F9 / F11, multifunction control module 2 | 200 |
| F80 | Engine compartment fuse / relay box - fuses F43 / F45-F47, multifunction control module 1 | 150 |
| F81 | Passenger compartment fuse box under dash - fuses F21-F42 | 150 |
| F82 | Government cars | 150 |
| F83 | 30 | |
| F84 | Additional battery relay | 5 |
| F85 | Voice activation system unit | 5 |
| F86 | Accessory power connector (01/06/06 ^) | 5 |
| F87 | Lumbar support pump (^ 31/05/06) | 30 |
| F88 | Trunk lid open / close drive control unit, rear door electronics control unit (04/03 ^ Estate) | 30 |
| F89 | Luggage compartment load control unit (station wagon) | 40 |
| F90 | SRS electronic unit (01/06/06 ^) | 40 |
| F91 | No (01/06/06 ^) | |
General arrangement
Location of the electronic modules.
|
|
| No. | Component |
| 1 | ABS electronic module -> 31/05/06 |
| 2 | Electronic module ABS - 01/06/06 ^ |
| 3 | Antenna Signal Amplifier - Audio / Navigation System |
| 4 | Antenna amplifier 1 (TV tuner) - rear window |
| 5 | Aerial Signal Amplifier 2 (TV Tuner) - C-pillar LH (Saloon) - C-pillar LH (Estate) |
| 6 | Aerial Signal Amplifier 3 (TV Tuner) - RH pillar (Saloon) - RH pillar (Estate) |
| 7 | Impact sensor, left - behind the headlight |
| 8 | Impact sensor, right - behind the headlight |
| 9 | Side Impact Sensor Assembly, LH - B-pillar |
| 10 | Side Impact Sensor Assembly RH - B-pillar |
| 11 | Anti-theft control unit - left side of luggage compartment (combined with multifunction control unit 2) |
| 12 | Anti-theft alarm sound - behind the wheel arch trim |
| 13 | Sunlight Sensor - Windshield Upper Center |
| 14 | Additional battery -> 31/05/06 if available |
| 15 | Additional battery -> 31/05/06 if available |
| 16 | Additional heater control unit |
| 17 | Additional heater remote control receiver - right side of luggage compartment |
| 18 | Battery - under the luggage compartment floor |
| 19 | Battery Control Unit - Luggage Compartment, Under Floor |
| 20 | Trunk lid open / close drive control unit |
| 21 | CAN data bus, gateway control unit |
| 22 | Diagnostic connector (DLC) |
| 23 | Left front door control unit |
| 24 | Rear left door electrical control unit |
| 25 | Right front door control unit |
| 26 | Rear right door electronics control unit |
| 27 | Electronic engine control module - Diesel / 112/113 |
| 28 | Electronic engine control module - 271 |
| 29 | Electronic engine control module -272/273 |
| 30 | Fuse / relay box, engine compartment |
| 31 | Fuse / relay box, end of dashboard |
| 32 | Fuse / Relay Box, Passenger Footwell |
| 33 | Fuse / Relay Box, Trunk |
| 34 | Fuse / relay box spare wheel well |
| 35 | Headlamp control unit, left (models with xenon headlights) |
| 36 | Headlamp control unit, right (models with xenon headlights) |
| 37 | Headlight range control unit - under the right front seat, under the carpet (models with xenon headlights) |
| 38 | Horn 1 - behind the grille |
| 39 | Horn 2 - behind the front bumper |
| 40 | Ignition switch control unit |
| 41 | Electronic immobilizer control module (combined with the ignition switch control unit) |
| 42 | Keyless entry system control unit behind ashtray |
| 43 | Lighting control unit - behind the headlight switch |
| 44 | Luggage compartment load control unit ( station wagon ) - under the trunk floor |
| 45 | Multifunction control module 1 - attached to the engine compartment fuse / relay box - functions: A / C pressure monitor, brake fluid level, coolant level, front lights, headlight washers, horns, interior lamps, outside temperature, windshield wipers |
| 46 | Multifunction Control Module 2 - Connected to Fuse / Relay Box, Luggage Compartment -Functions : Anti-Theft System, Tailgate / Trunk Lid Opening, Central Locking, Fuel Level, Fuel Pump, Hazard Alarm, Rear Window Defogger, Directional Indicators, Rear Lighting |
| 47 | Multifunction control module 3 - in the multifunction switch control unit (overhead console) - functions: Volume change sensors (anti-theft system), sunlight sensor, interior lighting lamps, rain sensor |
| 48 | Multifunction control module 4 - in the multifunction switch control unit (dashboard) - functions: Air conditioning control unit, central locking, alarm, rear window wiper |
| 49 | Multifunction control module 5- in multifunction switch control unit (center console) - functions: Additional heater switch, parking system, active suspension system, rear door / tailgate opener switch |
| 50 | Multifunction control module 6 - footwell, under mat - functions: coolant pump motor, fog lights, seat heaters, reversing lights, gear selector |
| 51 | Multifunction control module 7 - in the rear interior lamp (with sunroof) - functions: Interior lamps |
| 52 | Navigation system control unit |
| 53 | Ambient temperature sensor |
| 54 | Parking system control unit - luggage compartment left |
| 55 | Rain Sensor - Windshield Upper Center |
| 56 | Electric seat control unit, front left - under the seat |
| 57 | Power seat control unit, front right - under the seat |
| 58 | Headrest drive relay (01/06/05 ^) |
| 59 | Solar battery control unit - behind the instrument cluster |
| 60 | Steering column electronics control unit - behind the steering wheel |
| 61 | Steering column lock control unit - integrated in the ignition lock control unit |
| 62 | Steering wheel position sensor - in the steering column electronics control unit |
| 63 | Steering wheel heater control unit - near instrument cluster (^ 05/05) |
| 64 | Electric sunroof control unit -in the multifunction switch control unit (overhead console) |
| 65 | SRS electronic module |
| 66 | Active suspension control unit - footwell, under mat |
| 67 | Rear door open / close actuator control unit - luggage compartment, left |
| 68 | Phone antenna |
| 69 | Telephone interface control unit - under the dash, in the rear of the luggage compartment |
| 70 | Trailer control unit - left side of luggage compartment |
| 71 | Electronic transmission control module (sequential manual transmission) - legroom, under the mat |
| 72 | Electronic gearbox control module - legroom, under the mat |
| 73 | Tire pressure monitor control unit - luggage compartment, left |
| 74 | Voice activation system unit - under the panel, in the rear of the luggage compartment |
| 75 | Lateral movement sensor |
