Peugeot 306 up to VIN 30 300 001 to 30 108 961 – fuse box diagram
Fuse box under steering column. BF 30 (Switch illumination through fuse 9)
| Fuse | Ampere rating [A] | Supply | Circuit protected |
| F1 | 10 | ACC+ | Radio |
| F1A | 10 | Battery + | Radio |
| F2 | 5 | Ignition + ve | Instrument panel warning lamps, tachometer, fuel gauge |
| F3 | — | — | — |
| F4 | 10 | + sidelamp | Front sidelamps, right tail lamp |
| F5 | 10 | + after ign. off | Pressostat, fan relay, heater blower, compressor cut-off relay |
| F6 | 10 | Sidelamps + ve | Front fog lamps |
| F7 | 20 | Battery + ve | Horns, fan relay, cooling fan thermal switch, coolant thermostat ECU, dipped beam relay for alarm |
| F8 | Shunt | Battery + ve | Fuse 15 and 25 |
| F9 | 5 | Sidelamps + | Left tail lamp. Illumination: switch, instrument panel, cigar, radio |
| F10 | 30 | Battery + ve | Rear electric window |
| F11 | 30 | Battery + ve | Electric hood. (Cabriolet) |
| F12 | 10 | Ignition +ve | Instrument panel warning light, starter inhibitor switch and relay, reversing lights, water in fuel sensor, cruise control, catalitic converter temp. control unit, alarm unit and siren, running lights |
| F13 | 15 | Battery + ve | Hazard warning |
| F14 | 15 | Battery + ve | Dipped beam supply relay for alarm, coded anti-start. |
| F15 | 30 | Battery + ve | Front and rear courtesy lamp, boot light, infra red receiver, central locking control unit, alarm unit, boot light. |
| F16 | 20 | Battery + ve | Cigar lighter |
| F16A | 20 | Acc + ve | Cigar lighter |
| F17 | — | — | — |
| F18 | 10 | Low beam + | Rear fog lights |
| F19 | 10 | + side lamp | Lights on buzzer, clock, instrument panel |
| F20 | 30 | + after ign. off | Heated seats |
| F21 | 30 | + after ign. off | AC/heater blower motor, mixing flap motor, air inlet flap motor, AC/Heater control panel, AC switch, heater blower |
| F22 | 20 | Acc +ve | Rear wiper, rear interior light (Affaire), central locking control unit |
| F23 | 5 | + after ign. off | Passenger compartment air thermistor, heated rear screen and mirrors, coolant thermostat ECU, rear screen demisting (Cabriolet) |
| F24 | 30 | Acc + ve | Windscreen wiper front and rear, front and rear screen wash. |
| F25 | 5 | Battery + ve | Clock, radio, alarm LED |
| F26 | 20 | Battery + ve | Electric aerial, caravan socket connector |
| F27 | 30 | Battery + ve | Heated rear screen, heated mirrors, rear screen demisting cabriolet. |
| F28 | 15A | Acc + | Additional regulation unit, stop lamps, clock, sun roof, electric front and rear windows, instruments warning lamps, load warning lamp, electric hood. |
| F29 | 30 | Battery + ve | Electric front windows, sun roof. |
| F30 | 15 | Acc + | Indicators, front and rear courtesy lamp, map reading, blove box light, one touch electric window control unit, infra red receiver, electric mirrors, lights on buzzer, vanity mirror |
Fuse box under steering column. BF 30 (Switch illumination through fuse 19)
| Fuse | Ampere rating [A] | Supply | Circuit protected |
| F1 | 10 | ACC+ | Radio |
| F1A | 10 | Battery + | Radio |
| F2 | 5 | Ignition + ve | Instrument panel warning lamps, tachometer, fuel gauge, coolant thermostat ECU. |
| F3 | 15 | Fan relay, pressostat. | |
| F4 | 10 | + sidelamp | Front sidelamps, right tail lamp |
| F5 | 10 | + after ign. off | Heater blower |
| F6 | 10 | Sidelamps + ve | Front fog lamps |
| F7 | 20 | Battery + ve | Horns, fan relay, cooling fan thermal switch, coolant thermostat ECU, dipped beam relay for alarm |
| F8 | Shunt | Battery + ve | Fuse 15 and 25 |
| F9 | 5 | Sidelamps + | Left tail light |
| F10 | 30 | Battery + ve | Rear electric window |
| F11 | 30 | Battery + ve | Electric hood. (Cabriolet) |
| F12 | 10 | Ignition +ve | Alarm unit and siren, water in fuel sensor, reversing light, cruise control, instrument panel warning lamps, running lights, catalitic converter temp control unit, starter inhibitor relay and switch, engine coolant level sensor. |
| F13 | 15 | Battery + ve | Hazard warning |
| F14 | 15 | Battery + ve | Dipped beam supply relay for alarm |
| F15 | 30 | Battery + ve | Front and rear courtesy lamp, boot light, infra red receiver, central locking control unit, alarm unit, boot light. |
| F16 | 20 | Battery + ve | Cigar lighter |
| F16A | 20 | Acc + ve | Cigar lighter |
| F17 | — | — | — |
| F18 | 10 | Low beam + | Rear fog lights |
| F19 | 10 | + side lamp | Lide lamp warning lamp, lights on buzzer, clock. Illumination: switches, instrument panel, radio, cigar. |
| F20 | 30 | + after ign. off | Heated seats |
| F21 | 30 | + after ign. off | AC/heater blower motor, mixing flap motor, air inlet flap motor, AC/Heater control panel, AC switch, heater blower |
| F22 | 20 | Acc +ve | Rear wiper, rear interior light (Affaire), central locking control unit |
| F23 | 5 | + after ign. off | Passenger compartment air thermistor, heated rear screen and mirrors, coolant thermostat ECU, rear screen demisting (Cabriolet) |
| F24 | 30 | Acc + ve | Windscreen wiper front and rear, front and rear screen wash. |
| F25 | 5 | Battery + ve | Clock, radio, alarm LED |
| F26 | 20 | Battery + ve | Electric aerial, caravan socket connector |
| F27 | 30 | Battery + ve | Heated rear screen, heated mirrors, rear screen demisting cabriolet. |
| F28 | 15A | Acc + | Additional regulation unit, stop lamps, clock, sun roof, electric front and rear windows, instruments warning lamps, load warning lamp, electric hood |
| F29 | 30 | Battery + ve | Electric front windows, sun roof. |
| F30 | 15 | Acc + | Indicators, front and rear courtesy lamp, map reading, blove box light, one touch electric window control unit, infra red receiver, electric mirrors, lights on buzzer, vanity mirror. |
Fuse box under bonnet (battery + ve unit)
| Fuse | Ampere rating [A] | Supply | Circuit protected |
| F31 | 30 | Battery + | ABS |
| F32 | Shunt | ||
| F33 | 30 | Fan, instrument panel warning lamps | |
| F34 | 30 | Fan | |
| F35 | 10 | Ignition + | Fuel pump |
| F36 | 30 | Oxygen Sensor |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.