Saturn Astra – fuses diagram

Engine compartment fuse block

Number Function
1 Valves with anti-lock braking system (ABS)
2 ABS pump
4 Climate control system (Ignition)
5 Engine cooling fan (AT and AC only)
6 Engine cooling fan
7 Windshield and liftable glass washer Engine
8 Horn
10 Door locks
13 Fog lamps
14 Windshield wipers (high speed)
15 Windshield wipers (low speed)
16 Anti-lock braking system, brake light switch
17 Vacuum pump
18 Starter
20 Air conditioning clutch
21 Engine control module (ECM) (main relay)
22 ECM (battery)
24 Fuel pump/injectors
26 ECM (sensor and actuators)
27 Power steering
28 Automatic transmission (battery)
29 Automatic transmission (ignition)
30 ECM (Ignition)
32 Brake switch
34 Steering column module
35 Radio
36 OnStar™ module / OnStar™ interface module OnStar™ interface module / display

Rear engine compartment fuse block

NUmr Function
1 Front power window
3 Cluster
4 Climate control system (battery)
11 Rear defogger
12 Rear windshield wiper
14 Climate control system (Ignition)
16 Sensor to detect the presence of front seat passengers
17 Tire pressure monitoring system (TPMS)/ Rain sensor/ Rearview mirror
18 Interior lights
21 Outside Mirror Coverage
22 Sunroof
23 Rear power window
24 Diagnostic connector
29 Accessory power outlet (APO)
34 Sunroof
38 Door locks
39 Driver’s seat heater
40 Seat heating Front passenger