2021-2023 Opel Astra Fuses and Fuse Box
A remarkable compact vehicle, the 2021-2023 Opel Astra is renowned for its cutting-edge technology and innovative features. The fuses and fuse box are integral components that ensure the efficient operation of the vehicle’s electrical systems. These vital components serve as protective mechanisms, ensuring that your Opel Astra remains unaffected by electrical overloads and potential harm. This introductory section will provide an in-depth analysis of the fuses and fuse box of the 2021-2023 Opel Astra, elucidating their significance and their contribution to the vehicle’s overall functionality and safety. A comprehensive comprehension of these components is imperative for the proprietor of an Opel Astra, as it enables one to proficiently diagnose and uphold the electrical systems of the vehicle, thereby guaranteeing a dependable and pleasurable voyage. Therefore, we shall investigate the world of fuses and fuse receptacles in the Opel Astra.
Fuses
Data on the replacement fuse must match the data on the defective fuse.
The three fuse boxes are located in:
- engine compartment
- instrument panel
Before replacing a fuse, turn off the respective switch and the ignition.
A blown fuse can be recognized by its melted wire.
CAUTION
Do not replace the fuse until the cause of the fault has been remedied.
Some functions are protected by several fuses.
Fuses may also be inserted without existence of a function.
Fuse extractor
A fuse extractor may be located in the cover of the left side of the instrument panel. The extractor has two sides, each side is designed for a different type of fuses.
Grab the fuse with the fuse extractor and withdraw the fuse.
Engine compartment fuse box
The fuse box is in the front left of the engine compartment.
Disengage the cover and remove it.
No. Circuit
- Starter
- Starter
- Exhaust sensor
- Engine control module
- Engine functions / Aeroshutter
- Transmission control module
- Forward collision alert / Adaptive Cruise Control
- Engine control module
- Climate control system
- Diesel exhaust system
- Tailgate locking system / Transmission
- Seat lumbar massage
- After boil pump / Diesel Exhaust system
- Diesel exhaust system
- Exhaust sensor
- Fuel injection
17 Fuel injection
18 Diesel exhaust system - –
- –
- –
- ABS
- Washer system for windscreen and rear window
- –
- Diesel fuel heating
- Transmission control module
- Power tailgate module
- –
- Heated rear window
- Mirror defrost
- –
- DC transformer / LED display /
Electrical heater / Climate control / Glow plug controller - –
- Horn
- Engine control module
- Right high beam (Halogen, Eco
LED) / Right low beam (LED) - Left high beam (Halogen, Eco LED)
- LED headlight / Automatic headlight range adjustment
- Front fog light
- Central Gateway Module
– - Manual headlight range adjustment
- Fuel pump
- Rear view camera / Inside rear
view mirror / Trailer moduleit - LED headlight left / Automatic
headlight range adjustment left - Instrument cluster
- Steering column lock
- Rear wiper
- Outside rearview mirror
- LED headlight right / Automatic headlight range adjustment right
- Left low beam (LED)
- Engine control module / Transmission
control module - Windscreen wiper
- Windscreen wiper
- Diesel Exhaust system
- –
- –
If the fuse box cover is not closed correctly, malfunction may occur.
Instrument panel fuse box
The fuse box is located behind a cover.
Pull the cover on the left side to remove.
No. Circuit
- Rear seat heating (only for vehicles
without alarm horn) - Climate control system/fan
- Power seat driver-side
- Power seat passenger side
- ABS
- Power window front
- –
- Heated steering wheel
- Body control module 8
- Power window rear
- Sunroof
- Body Control Module 6
- Seat heating (only on vehicles without alarm horn)
- Exterior mirror
- Body control module 1
- Body control module 7
Fuse box on the right side of the instrument panel
In right-hand drive vehicles, the fuse box is located behind a cover in the instrument panel. Disengage cover at the bottom side and remove. Remove the bracket.
No. Circuit
- Rear seat heating (only for vehicles without alarm horn)
- Climate control system/fan
- Power seat driver-side
- Power seat passenger side
- ABS
- Power window front
- –
- Heated steering wheel
- Body Control Module 8
- Power window rear
- Sunroof
- Body Control Module 6
- Seat heating (only on vehicles without alarm horn)
- Exterior mirror
- Body control module 1
- Body Control Module 7
- Body control module 4
- Body control module 3
- Data link connector
- Airbag system
- Climate control system
- Central locking system/tailgate
- Electronic key system
- Power seat memory function
- Airbag system steering wheel
- Ignition switch / Steering column lock
- Body control module 2
- USB socket
- Cigarette lighter / Power outlet front
- Selector lever
- Rear window wiper
- Transmission control module
- Anti-theft alarm system / Power sounder
- Parking assist / Side blind spot alert / Infotainment system / USB socket
- SOS
- Info Display / Instrument cluster
- Infotainment system/radio
After having changed defective fuses, close the fuse box cover:
- Apply the cover on the right side
- Fold the left side of the cover forwards. Take care that the securing clamp is guided as shown in the illustration.
Load compartment fuse box
The fuse boxis located on the left side of the load compartment behind a cover.
Remove the cover.
Disengage the fuse box cover and remove it.
No. Circuit
- –
- –
- Trailer module
- –
- –
- –
- –
- –
- –
- –
- Amplifier
- Front seat heating (on vehicles with alarm horn)
- Rear seat heating (on vehicles
with alarm horn) - Ignition
- Seat ventilation
- Trailer outlet
- Trailer outlet
- –
- –
- –
- Electrical rear seat folding
- –
After having changed defective fuses, close the fuse box cover and press until it engages.
Additional fuses are located near the vehicle battery.
No. Circuit
- Engine control module
- Fuel pump
- Power supply
FAQs
In the event of an electrical overload or short circuit, the fuses in the Opel Astra safeguard the electrical systems of the vehicle by breaking the circuit.
Depending on the model and specification level of your Opel Astra, the fuse box is predominantly situated in the engine compartment or beneath the dashboard.
. In order to locate and gain access to the fuse box in my Opel Astra, please consult the owner’s manual. Instructions on how to access the fuse box cover will be detailed.
he colours on the fuses indicate their respective amperage or current ratings. When replacing a fuse, it is critical to use the correct amperage to prevent electrical problems or damage.
No, replacing a burned fuse with one of a higher amperage does not recommend it due to the potential for electrical system damage. Utilise the correct amperage fuse at all times.
In order to detect a ruptured fuse in my Opel Astra, I can employ two methods: visually inspect the fuse for any indication of a break in the wire within it, or utilise a multimeter to ascertain continuity.
A fuse extractor or a pair of needle-nose pliers are generally sufficient for this purpose.
Spare fuses are frequently accessible through the fuse box cover or in close proximity, allowing for effortless replacements.
One may attempt to rectify a ruptured fuse by themselves if they have the necessary confidence. For guidance, consult the owner’s manual, however.
An immediate blowout of a newly installed fuse may suggest the presence of an underlying electrical problem; therefore, a professional inspection is advised for further diagnosis.
Consistently inspect and maintain the electrical components and circuitry of the vehicle in order to avert electrical faults that could result in blown fuses.
The precise whereabouts of the fuse box may differ based on the trim level; for precise details, consult the owner’s manual for your particular model.
For consistency and dependability, it is best to use the brand and variety of fuses recommended by the manufacturer.
Frequently, electrical shorts, defective components, or aftermarket accessories that overload the circuit result in blown fuses.
It is possible to add electrical accessories to a vehicle; however, appropriate installation is required to prevent overloading the electrical system. It might be prudent to incorporate supplementary fuse blocks for the sake of enhancing security and coordination.
Useful Link
View Full PDF : Opel Astra 2021-2023 User Manual| Auto User Guide
2021-2023 Opel Astra Seats and Seat Belt Guidelines