DS3 (2009-2016) – fuse and relay box

Diagrams of fuse and relay boxes – DS3

Applies to vehicles manufactured in the years:

2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016.

The cigarette lighter (sockets) on the DS3 is provided by fuse F9 in the instrument panel fuse box.

Fuse box in the engine compartment

It is located in the engine compartment near the battery (left side).

DS3 (2009-2016) - fuse and relay box

Number Amperes [A] Description
F1 20 A. Engine control unit power supply;

Cooling fan assembly control relay;

Multifunctional main engine control relay;

Injection pump (Diesel).

F2 15 A. Horn.
F3 10 A. Washer fluid, front and rear.
F4 20 A. LED lamps.
F5 15 A. Diesel heater (Diesel);

Particulate filter additive pump (Diesel);

Air Flow Sensor (Diesel);

Purge heater;

Solenoid valves (VTi).

F6 10 A. ABS / DSC control unit;

Secondary stop switch.

F7 10 A. Electric power steering;

Automatic Transmission.

F8 25 A. Starter control.
F9 10 A. Changeover and protection unit (Diesel).
F10 30 A. Fuel heater (diesel);

Purge Heater (Diesel);

Fuel pump (VTi);


Ignition coils (gasoline).

F11 40 A. Heater blower.
F12 30 A. Windscreen wipers slow / fast.
F13 40 A. Embedded system interface power supply (positive ignition).
F14 30 A. Valvetronic (VTi) power supply.
F15 10 A. Right high beam headlamps.
F 16 10 A. Left high beam.
F17 15 A. Left dipped beam.
F18 15 A. Right-hand dipped headlamps.
F19 15 A. Oxygen sensors and solenoid valves (VTi);

Solenoid valves (diesel);

EGR (Diesel) solenoid valve.

F20 10 A. Pumps;

Electronic thermostat (VTi);

Timing solenoid valve (THP);

Water in fuel sensor (Diesel).

F21 5 A. Power supply to control the fan assembly;


Turbo pump (THP).

MF1 * 60 A. Fan assembly.
MF2 * 30 A. ABS / DSC pump.
MF3 * 30 A. ABS / DSC solenoid valves.
MF4 * 60 A. Power for the embedded system interface (BSI).
MF5 * 60 A. Power for the embedded system interface (BSI).
MF6 * 30 A. Additional cooling fan (THP).
MF7 * 80 A. Dashboard fuse box.
MF8 * Not used.
* Maxi fuses provide additional protection for electrical installations.
Any work on maxi fuses must be carried out by a CITROËN dealer or a specialist workshop.


Left-hand drive vehicles:
The fuse box is located on the bottom of the dashboard (left-hand side).

Unclip the cover by pulling it from the side, remove the cover completely.

Right-hand drive vehicles:
The fuse box is located in the glove compartment.

Open the glove box cover, unfasten the fuse box cover by pulling the side, remove the cover completely.

DS3 (2009-2016) - fuse and relay box

Number Amperes [A] Description
F1 15 A. Rear wiper.
F2 Not used.
F3 5 A. Control unit for airbags and seatbelt tensioners
F4 10 A. Air conditioning;

Clutch switch;

Electrochromic mirror;

Diesel Particulate Filter Pump;

Diagnostic socket;

Air flow sensor (Diesel).

F5 30 A. Power window panel;

Electric passenger window control;

Electric windshield motor.

F6 30 A. Electric driver’s window motor.
F7 5 A. Ceiling lamp, glove box lighting
F8 20 A. Multifunction screen;

Audio system;

Navigation radio;

Alarm switchboard;

Alarm siren.

F9 30 A. 12V socket;

Portable power to assist with navigation.

F10 15 A. Steering wheel controls.
F11 15 A. Ignition;

Diagnostic socket;

Automatic gearbox control unit.

F12 15 A. Rain and sun sensor;

Trailer relay.

F13 5 A. Main switch;

Engine relay assembly.

F14 15 A. Parking sensor controller;

Airbag controller;

Instrument panel;

Digital air conditioning;

USB box;

Hi-Fi amplifier.

F15 30 A. Central lock.
F 16 Not used.
F17 40 A. Evaporation and defrosting of the rear window and side mirrors.
CII PARC shunt.
FH36 5 A. Trailer relay.
FH37 Not used.
FH38 20 A. Hi-fi amplifier.
FH39 20 A. Heated seats
FH40 40 A. Trailer relay.
READ:  DS3 (2017-2020) - fuse and relay box

Leave a Reply