For Mercedes Benz C-Class (C180, C200, C230, C240, C280, C320) – 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 model year, 203 chassis.
Fuse box in engine compartment.
fuse box location.
The fuse box is located in the engine compartment on the driver’s side.
Removing cover
Twist screws "2" 90° counterclockwise. Lift the rear of cover "1". Slide out retainer "3" and remove cover "1" by pulling towards front.
Opening fuse box
- With a dry cloth, remove any moisture from the fuse box.
- Release clamps "5".
- Remove fuse box cover "4".
fuse box diagram.
legend.
F43a | (15A) Horn relay |
F43b | (15A) Horn relay |
F44 | (5A)Telephone |
F45 | (7,5A) SRS control module |
F46 | (40A) Windscreen wiper motor relay |
F47 | (15A) Glove box lamp, cigarette lighter (front) |
F48 | (15A) Brake servo control module(112engine) |
F49 | (7,5A) Supplementary restraint system (SRS) control module |
F50 | (5A) Lamps control module |
F51 | (7,5A) Air conditioning (AC), head lamp level control module, instrument panel, engine coolant blower motor |
F52 | (15A) Starter motor |
F53 | (15A) Engine management (petrol), multifunction control module 2 |
F54 | (7,5A) Engine management, air conditioning (AC)(petrol) |
F55 | (7,5A) Steering position sensor, sequential manual transmission-MT |
F56 | (5A) Brake pedal position (BPP)switch, electronic stability program (ESP) control module |
F57 | (5A) Steering position sensor, engine control module(ECM)(112engine), ignition switch control module |
F58 | (40A) Transmission control module (TCM) (sequential manual transmission) |
F59 | (50A) Electronic stability program (ESP)control module |
F60 | (40A) Electronic stability program (ESP)control module |
F61 | (15A) Transmission control module (TCM) (sequential manual transmission) |
F62 | (5A) Datalink connector(DLC), lamps control module, brake pedal position (BPP) switch |
F63 | (5A) Lamps control module |
F64 | (10A) Audio system |
F65 | (40A) Secondary air injection (AIR) pump (if fitted) |
I | Horn relay |
K | Transmission system relay (sequential manual transmission) |
L | Windscreen wiper motor relay (speed 1 and 2) |
M | Ignition main circuits relay |
N | Transmission pump relay (sequential manual transmission) |
O | Secondary air injection(AIR) pump relay (112/113/271engines) |
P | Ignition main circuits relay |
Q | Windscreen wiper motor relay(ON/OFF) |
R | Engine control (EC)relay |
S | Starter motor relay |
Fuse box in passenger compartment Mercedes w203.
fuse box location.
The main fuse box is located in the passenger compartment on the driver’s side of the cockpit.
Opening fuse box
- Open the driver’s door.
- Pull fuse box cover "1" open with a screw driver or similar tool (see arrow).
- Remove fuse box cover "1" rearward.
fuse box layout.
F21 | (30A) Door function control module, left front |
F22 | (30A) Door function control module, right front |
F23 | (15A) Cigarette lighter |
F24 |
|
F25 | (10A) Heated rear window |
F26 | (30A) Audio unit output amplifier |
F27 | (30A) Seat adjustment control module, left front |
F28 |
|
F29 | (30A) Multifunction control module(taxi) |
F30 | (40A) AC/heater blower motor |
F31 | (20A) Ignition switch control module |
F32 | (30A) Door function control module, left rear |
F33 | (30A) Door function control module, right rear |
F34 | (7,5A) Telephone |
F35 | (30A) Auxiliary heater |
F36 |
|
F37 | (25A) Brake servo vacuum pump control module |
F38 | (30A) Seat adjustment control module, right front |
F39 |
|
F40 | (30A) Multifunction control module(taxi) |
F41 | (7,5A)AC/heater control module, multiswitch assembly control module (upper) – center console (^05/01) |
F42 | (7,5A) Instrument panel |
Fuse box in trunk Mercedes w203.
The fuse box is located in the trunk behind the left-hand trim panel.
Opening fuse box
- Pull away trim panel "1".
- Remove fuse box cover "3".
fuse box diagram.
A | Fuel pump relay |
B | Ignition main circuits relay |
C | – |
D | – |
E | Heated rear window relay |
F | Ignition main circuits relay |
F1 | (30A) Seat adjustment control module, left front |
F2 | (30A) Seat adjustment control module, right front, seat adjustment relay (front) |
F3 | (7,5A) Tyre pressure monitor control module, interior lamp (rear) |
F4 | (20A) Fuel pump |
F5 | – |
F6 | – |
F7 | – |
F8 | (7,5A) Aerial signal amplifier, alarm system horn, alarm system gradient sensor |
F9 | (25A) Sunroof control module |
F10 | (40A) Heated rear window |
F11 | – |
F12 | (15A) Auxiliary power socket |
F13 | (5A) Seat lumbar pump, reading lamps(rear), telephone system |
F14 | (15A) Rear screen wiper motor (estate) |
F15 | (10A) Fuel filler flap relay 1 |
F16 | (20A) Telephone system |
F17 | (20A) Trailer control module |
F18 | (20A) Trailer socket |
F19 | (20A) Seat lumbar pump |
F20 | (7,5A) Rear window blind relay |
G | Fuel filler flap relay 1 |
H | Fuel filler flap relay 2 |