Vauxhall Signum (2003 -2008) – fuse box diagram
Year of production: 2003, 2004, 2005, 2006, 2007, 2008
Fuse box in passenger compartment
The fuse box is on the left, on the outside of the instrument panel. Open door. Disengage cover by pulling firmly and remove.
| Number | Circuit | Rating [A] |
| 1 | Infotainment system, radio transport fuse | 20 |
| 2 | Interior fan, heating, air conditioning system | 7,5 |
| 3 | Sun roof | 20 |
| 4 | — | — |
| 5 | Door module control unit | 7,5 |
| 6 | Brake light | 7,5 |
| 7 | Bodywork module control unit | 30 |
| 8 | Control unit Front passenger door module | 30 |
| 9 | Central control module | 7,5 |
| 10 | Control unit Steering column module | 7,5 |
| 11 | Diagnostics plug | 7,5 |
| 12 | Battery overload protection | 15 |
| 13 | — | — |
| 14 | — | — |
| 15 | Door module control unit | 30 |
| 16 | — | — |
| 17 | Instruments, information display | 15 |
| 18 | — | — |
| 19 | — | — |
| 20 | Yaw rate sensor (ESP®Plus) | 7,5 |
| 21 | — | — |
| 22 | Cigarette lighter | 30 |
| 23 | Interior fan, air conditioning, climate control system | 30 |
| 40 | ||
| 24 | — | — |
| 25 | Heating, air conditioning system | 7,5 |
| 26 | Instruments, information display | 7,5 |
| 27 | — | — |
Fuse box in luggage compartment
The fuse box is located on the left side of the luggage compartment, in the stowage compartment. Press down both bars and open the cover.
| Number | Circuit | Rating [A] |
| 1 | — | — |
| 2 | — | — |
| 3 | Electric seat adjustment, driver’s seat | 40 |
| 4 | Heated rear window | 40 |
| 5 | Electric seat adjustment, front passenger seat | 40 |
| 6 | Electric window operation, right rear | 30 |
| 7 | Electric window operation, left rear | 30 |
| 8 | Seat heating, rear right | 15 |
| 9 | Horn, Vauxhall alarm system | 15 |
| 10 | Fuel pump | 20 |
| 11 | Battery voltage | 25 |
| 12 | Seat heating, rear left | 15 |
| 13 | Towing equipment | 20 |
| 14 | Tailgate wiper | 15 |
| 15 | Heated seats, seat climate control, left front | 15 |
| 16 | Seat heating, front right | 15 |
| 17 | Accessory socket | 15 |
| 18 | — | — |
| 19 | Terminal 30, Twin Audio | 10 |
| 20 | Fuel filler cap locking | 7,5 |
| 21 | Ultrasonic sensor, Vauxhall alarm system | 5 |
| 22 | — | — |
| 23 | Glass breakage sensor (Vauxhall alarm system) | 7,5 |
| 24 | Battery voltage | 25 |
| 25 | Electronic chassis | 10 |
| 26 | Terminal 15 (ignition lock), Twin Audio | 25 |
| 27 | Seat occupancy recognition, tyre pressure monitoring system, rain sensor, air conditioning system | 5 |
| 28 | Parking distance sensor | 7,5 |
| 29 | — | — |
Fuse box in engine compartment
The fuse box is in the box at the front left side of the engine compartment. To open, disengage front battery cover and tilt upwards. Disengage the bar at the front of the cover of fuse box and swing it upwards.
| Number | Circuit | Rating [A] |
| 1 | Engine electronics, transmission electronics | 20 |
| 2 | Starter | 25 |
| 3 | Horn | 20 |
| 4 | Air conditioning system, climate control system | 10 |
| 5 | Windscreen wash system, front and rear | 15 |
| 6 | Diesel fuel filter heating | 30 |
| 7 | Central control unit, ESP®Plus | 15 |
| 8 | Headlights, windscreen washing nozzles | 10 |
| 9 | Power steering, brake servo | 7,5 |
| 10 | Adaptive Forward Lighting | 10 |
| 11 | Windscreen wipers | 30 |
| 12 | Central control unit, ESP®Plus | 7,5 |
| 13 | Headlight wash system | 30 |
| 14 | Oxygen sensor | 10 |
| 15 | Engine control unit* | 10 |
| 16 | ABS | 5 |
| 17 | — | — |
| 18 | — | — |
| 19 | Adaptive Forward Lighting, headlight range adjustment | 15 |
| 20 | Headlight range adjustment | 5 |
| 21 | — | — |
| 22 | Windscreen wipers | 30 |
| 23 | Auxiliary heating | 20 |
| 24 | Battery voltage, terminal 30 | 25 |
| 25 | Battery voltage, terminal 30 | 30 |
| 26 | — | — |
| 27 | Easytronic | 30 |
| 28 | Tailgate module control unit | 60 |
| 29 | ABS | 40 |
| 30 | Tailgate module control unit | 60 |
| 31 | Vehicle interior module control unit | 60 |
| 32 | ABS | 40 |
| 33 | Vehicle interior module control unit | 60 |
| 34 | Tailgate module control unit | 60 |
| 35 | Cooling fan ** | 30 |
| 40 | ||
| 36 | Cooling fan**, Brake servo | 20 |
| 30 | ||
| 30 | ||
| 37 | Adaptive Forward Lighting (AFL): Slot for changing to symmetrical dipped beam for driving abroad | Insert any maxifuse |
| 38 | — | — |
* – The brake lights are on all the time if the fuse is defective and the ignition is switched on.
** – Depending on engine.
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market