Fuses and relays Citroen C4 (B7), 2011 - 2018

The electrical circuits of the French hatchback are protected by fuses. Powerful consumers are connected via relays. Most of the protective elements are located in the mounting blocks located in the passenger compartment and under the hood.


The information on the diagrams is relevant for the 2nd generation Citroen C4 models (sedan and B7 hatchback) 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 model year.

In the engine compartment


The fuse block is located near the battery.


General view.

Diagram
No. Description A
F1 Engine and Power Control Module 15
F2 Two speed cooling fan 5
F3 Engine control module 5
F4 5
F5 Engine and air intake fan control module 15
F6 Engine control module 20
Fuel pump with level sensor
F7 Engine control module 10
F8 10
F10 Clutch switch 5
Automatic transmission control module
Headlights
F11 Clutch switch 5
Automatic transmission control module
Headlights
F12 ABS system 5
F15 Diagnostic socket 20
Power steering
Coolant level sensor
Fuel additive pump
BSI
F17 Diagnostic socket 20
Power steering
Coolant level sensor
Fuel additive pump
BSI
F19 Low / high speed of the windshield wiper 30
F20 Windshield washer pump 15
F21 Headlight washer pump 20
F22 Beep 15
F23 Right halogen high beam headlamp 15
F24 Left halogen high beam headlamp 15
F26 Air conditioning compressor 10
A / C Compressor Clutch
Or
Air conditioning compressor
F27 Left headlight 5
F28 Right headlight 5
F29 Starter 25
F30 Engine control module 30

An additional board is located on the side at the bottom of the main unit.

No. Decoding A
F8 Power steering pump / Manual transmission 30
F10 Automatic transmission 5
F11 Switch lock relay 5
F12 Automatic transmission 15
F18 Selector lever 5

On the battery


High-power fuse-links are located here.

Battery block diagram
No. Description A
FL9 BSI (Intelligent Power Distribution Module) 60
FL10 Power steering 80
FL11 Gearbox control module 30
FL12 Cooling fan motor 60
FL13 BSI (Intelligent Power Distribution Module) 60
FL14 Glow plugs 70
FL15 Relay protection relay box 3 100
FL16 -  
1 -  
2 -  
3 Battery condition sensor 5
4 Electronic gearbox control unit 5
5 diagnostic connector (DLC) 5/15
6 Electronic gearbox control unit 15
7 ABS and ESP systems 5
8 Rear 12V socket 20

In the passenger compartment


The fuse box is located on the driver's side of the dashboard, behind a plastic cover.


To access the board, remove the cover from the latches by pulling it from the upper part on the right, then on the left, and dismantle the cover completely.

Assignment of the fuses in the passenger compartment Citroen C4
No. Decoding A
F2 Diagnostic connector 7.5
F3 Ignition switch 3
or
Anti-theft device or "START / STOP" system button
F4 Telematics control unit 5
F5 Tire pressure monitor 3
or
Remote control key
F6A Radio cassette 15
F6B
F7 Salon mounting block 15
or
Hands-free start assist electronics
F8 Siren and alarm processor 3
F9 Steering control buttons 3
F11 ESP control module 5
F12 Brake pedal switch 15
F13 Front cigarette lighter Citroen C4 / 12V socket. 10
F14 Cigarette lighter and 12V socket in trunk 10
F16 Multifunctional large glove compartment lighting, tail lights, glove box lighting. 3
F17 Sun visor illumination, front individual lights. 3
F19 Dashboard 3
F21 Multifunction switch 10
Multiplex control unit
or
Car radio and air conditioning control.
F22 Parktronic 10
Dashboard
Multifunctional display
F23 Fuse box No. 1 in the engine compartment 5
F24 Rain and light sensor 3
F25 Block of airbags and pyrotechnic tensioners 3
F26 Salon mounting block 15
F27 Brake pedal switch 3
F28 Car radio, autoradio (additional equipment). 15
F29 Steering wheel control buttons 3
F30 Rear window cleaner. 20
F32 central locking 30
F32 Hi-Fi amplifier. 10
F35 Seat belts 3
Power steering relay
F37 Headlight adjustment 3
Rearview mirror / wipers
Heater control unit
F38 Electrochromic rearview mirror / Headlight range control switch 3


Below the main unit is the BFH3 board.

BFH3 Diagram
No. Decoding A
F1 heated rear window 40
F2 electrically heated mirrors 7.5
F3 fuse box in the passenger compartment
5A for the taxi version
15
F4 12 V socket for multimedia equipment 15
F5 rear window lift motors 30
F6 electric motors for front glass lifts 30
F7 heated seats 2
F8 air conditioner fan 20
F9 electric boot lid 30
F10 left seat belt reel 40
F11 trailer switch box 5
F12 electric driver's seat and massage device 30
F13 right seat belt reel 40
F14 Reinstallation of the handle - Electric passenger seat - Seat massage devices 30
F15 electric sunroof blinds 25
F16 multiplex control board glass lifter / outside rearview mirror driver's door 5
F17 unit for lighting and memory of the position of external rear-view mirrors 10
F18 audio amplifier 25
F19 Reserve  
F20 electric boot lid 7.5
F21 hands-free access and start unit 3
F22 230V socket 20
F23 not  
R1 230V socket  
R2 12V socket  
R3 not  
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