Vauxhall Astra H (2004–2009) Fuse Box Location & Diagrams
The Vauxhall Astra H (2004–2009) uses fuse boxes to protect important electrical circuits and components. Knowing the correct fuse locations and assignments makes troubleshooting electrical problems easier. This guide covers fuse box locations, diagrams, fuse ratings, and protected components for the Vauxhall Astra H.
Fuse Box Location
Engine Compartment Fuse Box
Using a flat-head screwdriver, press the two locks on the side and remove the cover.
Luggage Compartment Fuse Box
The fuse box is on the right side of the boot. Turn the two clips 90 degrees and fold the cover down.
Fuse Box Diagrams
Engine Compartment Fuse Box
| № | Amp | Description |
|---|---|---|
| 1 | 20A | Anti-lock braking system (ABS) |
| 2 | 30A | Anti-lock braking system (ABS) |
| 3 | 30A | A/C heater fan |
| 4 | 30A | A/C heater fan |
| 5 | 30A or 40A | Radiator fan |
| 6 | 20A or 30A or 40A | Radiator fan |
| 7 | 10A | Windscreen washers (front and rear) |
| 8 | 15A | Horn |
| 9 | 25A | Windscreen washers (front and rear) |
| 10 | — | Not Used |
| 11 | — | Not Used |
| 12 | — | Not Used |
| 13 | 15A | Fog lamp |
| 14 | 30A | Windscreen wiper (front) |
| 15 | 30A | Windscreen wiper (rear) |
| 16 | 5A | Electronic control systems, Open&Start, ABS, Sunroof, stop light switch |
| 17 | 25A | Fuel filter heater |
| 18 | 25A | Starter |
| 19 | 30A | Transmission |
| 20 | 10A | Air conditioner compressor |
| 21 | 20A | Engine control module (ECM) |
| 22 | 7.5A | Engine control module (ECM) |
| 23 | 10A | Headlight leveling, Adaptive Forward Lighting (AFL) |
| 24 | 15A | Fuel pump |
| 25 | 15A | Transmission control module (TCM) |
| 26 | 10A | Engine control module (ECM) |
| 27 | 5A | Power steering |
| 28 | 5A | Transmission control module (TCM) |
| 29 | 7.5A | Transmission control module (TCM) |
| 30 | 10A | Engine control module (ECM) |
| 31 | 10A | Headlight leveling, Adaptive Forward Lighting (AFL) |
| 32 | 5A | Brake system fault indicator lamp, air conditioning, clutch pedal switch |
| 33 | 5A | Headlight leveling, Adaptive Forward Lighting (AFL), Outdoor light control unit |
| 34 | 7.5A | Steering column module control unit |
| 35 | 20A | Infotainment system |
| 36 | 7.5A | Mobile phone, digital radio receiver, Twin Audio system, multifunction display |
| К1 | — | Starter relay |
| К2 | — | Engine control module (ECM) relay |
| КЗ | — | Output “5” |
| К5. | — | Windscreen wiper mode relay |
| К6 | — | Windscreen wiper activation relay |
| К7 | — | Headlight washer pump relay |
| К8 | — | Air Conditioner Compressor Relay |
| К10 | — | Fuel Pump Relay |
| К11 | — | Radiator fan relay |
| К12 | — | Radiator fan relay |
| К13 | — | Radiator fan relay |
| К14 | — | Fuel filter heating relay (diesel) |
| К15 | — | Heater fan relay |
| К16 | — | Fog light relay |
Luggage Compartment Fuse Box
| № | Amp | Description |
|---|---|---|
| 1 | 25A | Front power windows |
| 2 | — | Not Used |
| 3 | 7.5A | Instrument panel |
| 4 | 5A | Air Conditioning System |
| 5 | 7.5A | Airbag |
| 6 | — | Not Used |
| 7 | — | Not Used |
| 8 | — | Not Used |
| 9 | — | Not Used |
| 10 | — | Not Used |
| 11 | 25A | Rear window defogger |
| 12 | 15A | Rear window wiper |
| 13 | 5A | Parking aid |
| 14 | 7.5A | Air Conditioning System |
| 15 | — | Not Used |
| 16 | 5A | Right front seat occupancy sensor, Open&Start system |
| 17 | 5A | Rain sensor, air quality sensor, tire pressure monitoring system, internal rearview mirror with auto-dimming |
| 18 | 5A | Instruments, switches |
| 19 | — | Not Used |
| 20 | 10A | Damping Dynamic Control System (CDC) |
| 21 | 7.5A | External rear-view mirrors heater |
| 22 | 20A | Sliding roof |
| 23 | 25A | Rear power windows |
| 24 | 7.5A | Diagnostic Connector |
| 25 | — | Not Used |
| 26 | 7.5A | Folding exterior mirrors |
| 27 | 5A | Ultrasonic sensor, anti-theft alarm system |
| 28 | — | Not Used |
| 29 | 15A | Cigar lighter / Front power outlet |
| 30 | 15A | Rear power outlet |
| 31 | — | Not Used |
| 32 | — | Not Used |
| 33 | 15A | Open&Start system |
| 34 | 25A | Sliding roof |
| 35 | 15A | Rear power outlet |
| 36 | 20A | Towbar socket |
| 37 | — | Not Used |
| 38 | 25A | Central lock, Output “30” |
| 39 | 15A | Front left seat heater |
| 40 | 15A | Front right seat heater |
| 41 | — | Not Used |
| 42 | — | Not Used |
| 43 | — | Not Used |
| 44 | — | Not Used |
| К1 | — | Output “15” of the ignition switch (lock) |
| К2 | — | Output “15a” of the ignition switch (lock) |
| КЗ | — | Rear window heating relay |
