Opel Astra H (2004-2009) – fuse and relay box

Diagrams of fuse and relay boxes – Opel Astra H

Applies to vehicles manufactured in the years:

2004, 2005, 2006, 2007, 2008, 2009.

Engine compartment

It is located on the left side of the engine compartment, next to the pillar.

It consists of two sections (fuse and relay box and high power fuse section)

Opel Astra H (2004-2009) - fuse and relay box


FB1 50A Electro-hydraulic HT hard roof
FB2 80A Diesel (burn time controller)
FB4 30А Independent heater IH;

100А Auxiliary heater – electric, passenger compartment EH

FB5 80A at REC / rear fuse box
FB6 80A at REC / rear fuse box
F1 20A Anti-lock brake system (ABS)
F2 30A Anti-lock brake system (ABS)
F3 30A Heating system;

Internal ventilation;

Air conditioning (HVAC).

F4 30A Heating, Ventilation, and Air Conditioning (HVAC)
F5 30 / 40A Cooling fan 1 *
F6 30 / 40A Cooling system fan 2 *
F7 10A Windscreen washers (without REC);

20A Central locking ZV.

F8 15A Horn 10A (without REC);

ZV central locking;

Windshield washer, rear WA.

F9 25A 25A headlight washers (without REC);

Heated rear window HFH (K17_X125).

F10 7.5A To diagnostic connector DIAG
F11 Instruments 7.5A
F12 5A Circulation pump 7,5A (without REC);

Info. ID display;

Twin Audio TWA audio system;

DAB digital broadcasting;

Telephone with TCV voice control.

F13 15A Fog lights;

5A Interior lighting lamp IRL (K18_X125).

F14 30A Windshield wiper
F15 30A Windshield wiper door
F 16 5A Engine control module / Open-Start / Stop system (without REC) ABS-ESP, Sound signal (K4_X125), Air conditioning, semi-automatic air conditioning, electronic air conditioning, Brake light switch, el. hydraulic hardtop
F17 25A Fuel filter heating (diesel models)
F18 25A Starter
F19 30A Electronic gearbox equipment
F20 10A Air conditioning;

Horn (K4_X125).

F21 20A engine electronics
F22 7.5A Electronic engine equipment
F23 10A Adaptive Headlight System (AFL), headlamp leveling
F24 15A fuel pump
F25 15A Electronic gearbox equipment
F26 10A Engine electronics
F27 5A Power steering
F28 5A Electronic gear equipment
F29 7.5A Electronic gearbox equipment;

7.5A (with REC) Automatic / Easytronic gearbox control unit.

F30 10A Engine electronics (ignition coils)
F31 10A Adaptive Headlight System (AFL);

Headlamp level adjustment 15A (without REC) Rear window wiper (K56)

F32 5A Brake system malfunction warning lamp, air conditioning, clutch pedal switch
F33 5A Adaptive Headlamps (AFL). Headlamp leveling
F34 7.5A Steering column module control unit
F35 20A infotainment system
F36 7.5A Mobile phone / radio / Twin Audio system /  15A multi-function display (without REC) Cigar lighter
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  • K1 (K11_X125) Radiator fan (FE5, FE6)
  • K2 (K12_X125) Radiator fan (FE5, FE6)
  • K3 (K7_X125) (with REC) Headlight washer pump (FE9)
  • K3 (K17_X125) (without REC) Heated rear window (FE9)
  • K4 (K16_X125) (with REC) Front fog lights (FE13)
  • K4 (K18_X125) (without REC) Disable download (interior lighting etc.) (FE13)
  • K5 (K5_X125) Wiper, windshield, low / high (FE14, FE15)
  • K6 (K6_X125) Wiper, windshield, ON / OFF (FE14, FE15)
  • K7 (K15_X125) Passenger compartment fan – Air conditioning / heating (FE4)
  • K8 (K14_X125) (with REC) Filter heating (Diesel) (FE17)
  • K8 (K8_X125) (without REC) Air conditioning compressor (FE17)
  • K9 (K1_X125) Starter (FE18, K3_X125)
  • K10 (K13_X125) Radiator fan (FE5, FE6)
  • K11 (K8_X125) (with REC) Air conditioning compressor (FE20, FE32)
  • K11 (K4_X125) (without REC) Horn horn (FE20, FE16)
  • K12 (K2_X125) Engine management controller (on FE21, FE26, FE32)
  • K13 (K10_X125) Fuel pump (FE24)
  • K14 (K3_X125) Pin 15 (in K1_X125, FE23, FE24, FE25, FE27, FE29, FE30, FE31, FE33)
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The various relay elements may be located outside the main unit, for example:

  • K30A Relay – radiator fan (FE5, FE6)
  • K30B Relay – radiator fan (FE5, FE6)
  • Relay K84LD / RD – Hydraulic Unit (Down Convertible) (FB1)
  • Relay K93 – unlocking the gear lever (AF17 / 4, AF22 / 4 automatic gearbox)

Opel Astra H (2004-2009) - fuse and relay box


It is located behind the Left Side Cover.

Type 1

Opel Astra H (2004-2009) - fuse and relay box


1 25 / 30A Electric drive for electric front windows
2 Not used
3 7.5A Instrument cluster
4 5A Heating / Air-conditioning / Air-conditioning (HVAC)
5 7.5A airbags
6 Not used
7 Not used
8 Not used
9 Not used
10 Not used
11 25A Heated rear window (rear window glass)
12 15A Rear door window wiper
13 5A Parking aid
14 7.5A Air conditioning system
15 Not used
16 5A Seat occupancy recognition / Open-Start system
17 5A rain sensor / Air quality sensor / Tire pressure monitoring system / Interior rearview mirror
18 5A Instruments / switches
19 Not used
20 10A Dynamic Damper Control (CDC)
21 7.5 amps Heated door mirrors
22 25A Upper hatch
23 25 / 30A Electric windows for rear doors
24 7.5A diagnostic connector
25 Not used
26 7.5A Electric folding side mirrors
27 5A ultrasonic sensor, anti-theft alarm system
28 Not used
29 15A Cigarette lighter, front socket
30 10A Rear socket for connecting additional electrical devices
31 Not used
32 Open and boot the system
33 Not used
34 25A Upper hatch
35 10A Rear socket for connecting additional electrical devices
36 20A Towing hitch socket
37 5A Interior lighting
38 30A Central locking, terminal “30”
39 15A Heated front left seat
40 15A Heated front right seat
41 Not used
42 Not used
43 Not used
44 Not used
  • K2 (K3_X131) Relay – heated rear window, mirrors (on FR11, FR21), (from FB5, FB6)
  • K3 (K1_X131) Relay – pin 15 (on FR12, FR13, FR14, FR16, FR17, FR18, FR20)
  • K4 (K2_X131) Relay – terminal 15a (on FR39, FR40)
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Type 2

Opel Astra H (2004-2009) - fuse and relay box


F50 10A air conditioner (on the K5 relay)
F51 15A Fog lights (front) (on K39 relay)
F52 15A Auxiliary socket (rear cigarette lighter) ACS
F53 7.5A Heated mirrors
F54 30A Windscreens FHF
F55 30A Rear windows FHR
F56 7.5A Rear lights (on K71), Lock without handle (on K24D)
K5 Relay – compressor, air conditioning (FE33, F50)
K24D Deadblock relay (F56)
K39 Relay – fog lamp, front (F51)
K56 Rear window wiper relay (FE31, FE33)
K71 Relay – Reversing Lamp (F56, FE33)

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