Peugeot 308 CC mk1 (2008) – fuse box diagram
Year of production: 2008
Fascia fuses
The fuse box is placed in the lower section of the fascia (left-hand side).

| Fuse | Ampere rating [A] | Functions |
| F36 | 30 | Driver and passenger heated seats |
| F37 | 5 | Trailer fuse box |
| F38 | 30 | Driver’s seat memory unit |
| F39 | — | Not used |
| F40 | 30 | Hi-Fi amplifi er, passenger’s seat memory unit |
| Fuse | Ampere rating [A] | Functions |
| F1 | — | Not used |
| F2 | — | Not used |
| F3 | 5 | Air bags and pretensioners control unit |
| F4 | 10 | Clutch pedal and dual-function brake switches, electrochromatic interior mirror, air conditioning, steering wheel angle sensor, automatic gearbox, switching and protection unit |
| F5 | 30 | Front one-touch electric windows, folding mirrors supply |
| F6 | 30 | Rear one-touch electric windows, exterior door opening controls |
| F7 | 5 | Front and rear courtesy lights, map reading lights, sun visor lighting, glove box lighting |
| F8 | 20 | Audio equipment, audio/telephone, CD changer, multifunction display, tyre under-infl ation detection, interior storage compartments |
| F9 | 30 | Front 12 V socket, lighter |
| F10 | 15 | Steering wheel controls, alarm siren, alarm control unit |
| F11 | 15 | Low current ignition switch |
| F12 | 15 | Instrument panel, seat belt and passenger’s front air bag warning lights display, air conditioning, driver’s seat memory unit, retractable roof unit |
| F13 | 5 | Engine fuse box, air bags |
| F14 | 15 | Multifunction display, amplifi er, hands-free kit, rain/brightness sensor, parking assistance control unit, passenger’s seat memory unit |
| F15 | 30 | Locking and deadlocking |
| F17 | 40 | Rear screen and exterior mirrors de-icing |
| SH | — | PARC shunt |
Engine compartment fuses
The fuse box is placed in the engine compartment near the battery (left-hand side).

| Fuse | Ampere rating [A] | Functions |
| F1 | 20 | Engine control unit supply, injection pump and EGR solenoid valves (2 l HDI 16V), injectors (2 l HDI 16V) |
| F2 | 15 | Horn |
| F3 | 10 | Front wash-wipe |
| F4 | 20 | Headlamp wash |
| F5 | 15 | Purge canister, turbine discharge and Turbo pressure regulation solenoid valves (1.6 l THP 16V), oil vapour heater (1.6 l THP 16V) |
| F6 | 10 | Vehicle speed sensor, ABS/ESP control unit |
| F7 | 10 | Power steering control unit, automatic gearbox, engine coolant level detector |
| F8 | 25 | Starter control |
| F9 | 10 | Diagnostic socket, directional headlamps, air flow sensor (Diesel), particle emission filter pump (Diesel), exterior mirror controls |
| F10 | 30 | Engine control unit actuators (petrol: ignition coils, solenoid valves, oxygen sensors, injectors, heaters, fuel pump, controlled thermostat) (Diesel: solenoid valves, heaters) |
| F11 | 40 | Air conditioning blower |
| F12 | 30 | Windscreen wipers slow/fast speed |
| F13 | 40 | Built-in systems interface supply (ignition positive) |
| F14 | — | Not used |
| F15 | 10 | Right-hand main beam headlamp |
| F16 | 10 | Left-hand main beam headlamp |
| F17 | 15 | Left-hand dipped headlamp |
| F18 | 15 | Right-hand dipped headlamp |
| F19 | 15 | Oxygen sensors (petrol), air cooling solenoid valves (Diesel) |
| F20 | 10 | Controlled thermostat, variable timing solenoid valves, Turbo pressure regulation solenoid valve (Diesel), engine coolant level detector (Diesel) |
| F21 | 5 | Fan assembly relay supply, Turbo cooling (1.6 l THP 16V) |
Table of mini and midi-fuses above the battery

| Fuse | Ampere rating [A] | Functions |
| 1 | 15 | Automatic gearbox |
| 2 | 15 | Diagnostic socket, daytime lights |
| 3 | 5 | Dual-function brake switch |
| 4 | — | Not used |
| 5* | 80 | Power steering electropump assembly |
| 6* | 70 | Heating unit (Diesel) |
| 7* | 100 | Switching and protection unit |
| 8* | 50 | Driver and passenger neck heater |
| 9 | — | Not used |
| 10* | 30 | Valvetronic electric motor (1.6 l THP 16V) |
Table of maxi-fuses
| Fuse | Ampere rating [A] | Functions |
| MF1* | 50 | Retractable roof electropump assembly and unit |
| MF2* | 50 | Passenger compartment fuse box |
| MF3* | 50 | Fan assembly |
| MF4* | 80 | Built-in systems interface |
| MF5* | 80 | Built-in systems interface |
| MF6* | 40 | ABS/ESP control unit |
| MF7* | 30 | ABS/ESP solenoid valves |
| MF8* | — | Not used |
* The maxi-fuses provide additional protection for the electrical systems.
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market
