Citroen C3 Fuse Box Locations and Diagrams (2016-2023)

The third-generation Citroën C3, introduced in 2016 and available through 2023, is a stylish and modern subcompact hatchback known for its bold design, personalization options, and efficient engine lineup. With a focus on comfort, technology, and urban agility, this generation of the C3 became a popular choice among city drivers and small families.

In this article, you will find fuse box diagrams for the Citroën C3, covering model years 2016, 2017, 2018, 2019, 2020, 2021, 2022, and 2023. These diagrams offer essential information for identifying and understanding the function of each fuse and relay in the vehicle.

What’s Included:

Fuse Box Diagrams – Clear illustrations detailing the layout and labeling of fuses and relays.
Fuse Panel Locations – Step-by-step guidance to help you locate the fuse panels inside your Citroën C3.
Fuse Assignments – Descriptions of each fuse’s purpose, from lighting systems to multimedia and safety features.

Whether you’re addressing an electrical malfunction, replacing a blown fuse, or performing regular maintenance, this guide is a valuable resource to ensure your Citroën C3 (2016–2023) remains reliable and fully functional.

What’s Included

Fuse box locations

Dashboard

Left-hand drive vehicles:
The 2 fuse boxes are placed in the lower dashboard, below the steering wheel.

The location of the fuses in the passenger compartment (LHD): Citroen C3 (2017, 2018, 2019-..)

Unclip the cover by pulling at top left, then right.

Right-hand drive vehicles:
The 2 fuse boxes are placed in the lower dashboard, in the glove box.

The location of the fuses in the passenger compartment (RHD): Citroen C3 (2017, 2018, 2019-..)

Open the glovebox lid, unclip the protection cover, disengage the cover completely and turn it over.

Engine compartment

It is placed in the engine compartment near the battery.

Fuse box diagrams

Dashboard

Fuse box No.1 (Upper fuse box)

Instrument panel fuse box #1 diagram: Citroen C3 (2017)

Assignment of the fuses in the Dashboard Fuse box No.1

№	Rating (A)	Functions
F29	–	Not used.
F30	30	Heated rear screen.
F31	10	Heated mirrors.
F32	–	Not used.
F33	40	Front electric windows.
F34	40	Rear electric windows.
F35	30	Heated front seats (except UK)
F36	–	Not used.
F37	–	Not used.
F38	–	Not used.
F39	–	Not used.
F40	–	Not used.

Fuse box No.2 (Lower fuse box)

Instrument panel fuse box #2 diagram: Citroen C3 (2017)

Assignment of the fuses in the Dashboard Fuse box No.2

№	Rating (A)	Functions
F1	10	Electrochromatic interior mirror, heated rear screen, particle filter pump (Diesel), parking sensors, power steering, LPG system, clutch pedal switch, exterior mirror adjustment.
F10(+) -F11(Gnd)	30	Locking / unlocking of the doors and fuel filler flap (depending on engine).
F13	10	Rain and sunshine sensor, air conditioning, front camera.
F14	5	Alarm, telematic unit.
F16	3	Automatic gearbox gear selector, brake pedal switch, Stop & Start system.
F17	5	Instrument panel, driving school module.
F18	5	Air conditioning, gear selector position indicator (automatic gearbox).
F19	3	Steering mounted controls.
F21	3	START/STOP switch or button.
F23	5	Seat belts not fastened warning lamps display.
F24	5	Parking sensors, rear camera, telematic screen.
F25	5	Airbags control unit.
F29	20	Audio-telematic system.
F31	15	Audio system (accessory).
F32	15	Front 12 V socket.
F35	5	Headlamp height adjustment, diagnostic socket, additional heating (depending on equipment).
F36	5	Front map reading lamp.
F4	15	Horn.
F6(+) -F5(Gnd)	20	Front and rear screen wash pump.
F8	20	Rear wiper.
F9	5	Front courtesy lamp.

Engine compartment

Under-hood fuse box diagram: Citroen C3 (2017)

Assignment of the fuses in the Engine compartment

№	Rating (A)	Functions
F1	40	Air conditioning.
F10	15	Engine management.
F11	20	Engine management.
F12	5	Engine management.
F13	5	Engine management.
F14	5	Battery charge status unit (depending on engine).
F15	5	Not used.
F16	20	Front foglamp.
F17	5	Engine management.
F18	10	Right-hand main beam headlamp.
F19	10	Left-hand main beam headlamp.
F2	60	ABS/ESP.
F20	30	Engine management.
F21	30	Starter motor (depending on engine).
F22	30	Not used.
F23	40	Starter unit (with Stop & Start and depending on engine).
F24	40	Passenger compartment fusebox.
F25	40	Towbar pre-equipment.
F26	15	Automatic gearbox or LPG system.
F27	25	Built-in systems interface (BSI).
F28	30	Diesel emissions control system (AdBlue ).
F29	40	Windscreen wipers.
F3	50	Passenger compartment fusebox.
F30	40	Diesel pre-heating unit.
F31	80	Additional heating (depending on equipment).
F32	80	Power steering.
F4	30	ABS/ESP.
F5	70	Built-in systems interface (BSI).
F6	60	Cooling fan assembly.
F7	80	Built-in systems interface (BSI).
F8	15	Engine management.
F9	15	Engine management.

FAQ

Which fuse protects the cigar lighter (power outlet) in the Citroën C3?

In the Citroën C3, the front 12 V power outlet (cigar lighter) is safeguarded by fuse F32. This fuse is located in the Instrument Panel Fuse Box 2, which is the lower fuse box.