The fifth-generation Opel Astra (Vauxhall Astra), is available from 2016 to 2021. Here you will find fuse box diagrams of Opel Astra K 2016, 2017, 2018, 2019, and 2020, get information about the location of the fuse panels inside the car, and learn about the function of each fuse.
Table of Contents
Cigar lighter (power outlet) fuses in the Opel/Vauxhall Astra K are fuse #4 (2016-2018) or #29 (2019) (Cigarette lighter/Power outlet front) in the Instrument panel fuse box, and fuse #35 (Power outlet load compartment) in the engine compartment fuse box.
Engine compartment
| Fuse Number | Circuit |
|---|---|
| 1 | Starter |
| 2 | Starter |
| 3 | Exhaust sensor |
| 4 | Engine control module |
| 5 | 2016-2018: Engine functions 2019-2020: Engine functions/Aeroshutter |
| 6 | Transmission control module |
| 7 | 2019-2020: Forward collision alert / Adaptive Cruise Control |
| 8 | Engine control module |
| 9 | Climate control system |
| 10 | Diesel exhaust system |
| 11 | Tailgate locking system, Trans‐ mission |
| 12 | Seat lumbar massage |
| 13 | 2016-2019: After boil pump 2020: After boil pump / Diesel Exhaust system |
| 14 | Diesel exhaust system |
| 15 | Exhaust sensor |
| 16 | Fuel injection |
| 17 | Fuel injection |
| 18 | Diesel exhaust system |
| 19 | 2016-2019: Diesel exhaust system |
| 20 | – |
| 21 | 2016-2018: DC/AC Converter 2019: Not Used |
| 22 | ABS |
| 23 | Washer system for windscreen and rear window |
| 24 | 2016-2018: Not Used 2019: Washer Headlamp |
| 25 | Diesel fuel heating |
| 26 | Transmission control module |
| 27 | Power tailgate module |
| 28 | – |
| 29 | Heated rear window |
| 30 | Mirror defrost |
| 31 | 2019: Anti theft warning module |
| 32 | DC transformer/LED display/ Electrical heater/Climate control/Glow plug controller |
| 33 | 2016-2019: Anti theft warning |
| 34 | Horn |
| 35 | 2016-2019: Power outlet load compartment 2020: Engine control module |
| 36 | Right high beam (Halogen)/ Right low beam (LED) |
| 37 | Left high beam (Halogen) |
| 38 | LED headlight/Automatic head‐ light range adjustment |
| 39 | Front fog light |
| 40 | 2016-2018: OnStar 2019-2020: Central Gateway Module |
| 41 | 2016-2019: Water in fuel sensor/Water pump |
| 42 | Manual headlight range adjust‐ ment |
| 43 | Fuel pump |
| 44 | Rear view camera/Inside rear view mirror/Trailer module |
| 45 | LED headlight left/Automatic headlight range adjustment left |
| 46 | Instrument cluster |
| 47 | Steering column lock |
| 48 | Rear wiper |
| 49 | 2016-2018: Not Used 2019-2020: Outside rearview mirror |
| 50 | LED headlight right/Automatic headlight range adjustment right |
| 51 | Left low beam (LED) |
| 52 | Engine control module / Transmission control module |
| 53 | 2016-2018: Not Used 2019: Diesel exhaust system 2020: Windscreen wiper |
| 54 | Windscreen wiper |
| 55 | 2016-2018: Diesel exhaust system 2019: Electrical rear seat folding 2020: Diesel exhaust system |
| 56 | – |
| 57 | – |
Additional fuses are located near the vehicle battery
| Fuse Number | Circuit |
|---|---|
| 1 | Fuel pump |
| 2 | Engine control module |
| 3 | Power supply |
Fuses in the Instrument panel
| Fuse Number | Circuit |
|---|---|
| 1 | 2019-2020: Rear seat heating (only for vehicles without alarm horn) |
| 2 | Climate control system, fan |
| 3 | Power seat driver side |
| 4 | 2016-2018: Cigarette lighter / Power outlet front 2019-2020: Power seat passenger side |
| 5 | 2020: ABS |
| 6 | Power window front |
| 7 | 2016-2019: ABS |
| 8 | Heated steering wheel |
| 9 | Body control module |
| 10 | Power window rear |
| 11 | Sunroof |
| 12 | Body control module |
| 13 | Seat heating (only on vehicles without alarm horn) |
| 14 | Exterior mirror |
| 15 | Body control module |
| 16 | Body control module |
| 17 | Body control module |
| 18 | Body control module |
| 19 | Data link connector |
| 20 | Airbag system |
| 21 | Climate control system |
| 22 | Central locking system, tailgate |
| 23 | Electronic key system |
| 24 | Power seat memory function |
| 25 | Airbag system steering wheel |
| 26 | Ignition switch / Steering column lock |
| 27 | Body control module |
| 28 | USB socket |
| 29 | 2016-2018: Not Used 2019-2020: Cigarette lighter/Power outlet front |
| 30 | Selector lever |
| 31 | Rear window wiper |
| 32 | Transmission control module |
| 33 | Anti-theft alarm system / Power sounder |
| 34 | Parking assist / Side blind spot alert / Infotainment system / USB socket |
| 35 | OnStar |
| 36 | Info display / Instrument cluster / CD player |
| 37 | Infotainment system, radio |
Luggage Compartment
| Fuse Number | Circuit |
|---|---|
| 1 | – |
| 2 | 2016-2018: DC/AC Inverter |
| 3 | Trailer module |
| 4 | 2016-2018: Power seat passenger side |
| 5 | – |
| 6 | 2016-2018: Distance warning module |
| 7 | – |
| 8 | – |
| 9 | 2016-2018: Rear seat heating (on vehicles without alarm horn) |
| 10 | 2016-2019: Service |
| 11 | 2020: Amplifier |
| 12 | Front seat heating (on vehicles with alarm horn) |
| 13 | Rear seat heating (on vehicles with alarm horn) |
| 14 | Ignition |
| 15 | Seat ventilation |
| 16 | Trailer outlet |
| 17 | Trailer outlet |
| 18 | – |
| 19 | – |
| 20 | – |
| 21 | 2016-2018, 2020: Electrical rear seat folding |
| 22 | 2016-2018: Power tailgate |
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Tom Smith is a passionate car mechanic and automotive enthusiast, specializing in the intricate world of car fuse boxes. With years of hands-on experience under the hood, he has earned a reputation as a reliable expert in his field. As the founder and content creator of the popular blog website 'carsfuse.com,' Tom has dedicated himself to sharing his extensive knowledge of car fuse boxes and electrical systems with the world.