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Has your car just come back from a bumper repair or a new windscreen? Before you drive off, there’s one more thing worth checking: ADAS. It sounds technical, but it’s simple, and it really matters for your safety.
In this blog, we will explain what ADAS recalibration is, why bumper and windscreen repairs can affect it, and what Victorian vehicle repair standards actually say about sensors after a crash. By the end, you will know exactly what to ask your repairer next time.
What Is ADAS Recalibration?
ADAS stands for Advanced Driver Assistance Systems. According to the Queensland Government, these systems use sensors and cameras to help occupants stay safe by warning drivers of danger and, in some cases, stepping in to control the vehicle.
Common ADAS features include:
- Lane departure warning and lane centring assistance
- Automatic emergency braking
- Adaptive cruise control
- Blind spot and collision warning
- Parking assistance
They work with little cameras and sensors that are put all over your car, usually behind the windscreen or in the front bumper. When these sensors are changed, they need to be put back in the right place so they can read the road correctly again. This is called ADAS recalibration.
How to Fix Sensors After a Crash According to Victorian Standards
This isn’t just guesswork. The official vehicle standards guideline for Victoria is VSI 25 (Motor Vehicle Body Repairs). This guideline makes it clear what needs to happen to a vehicle’s sensors and structure after a repair.
It says that any panels or parts that need to be fixed must be fixed according to the manufacturer’s instructions, and all associated equipment and sensors must be returned to their original specification. It also confirms that the windscreen forms part of the vehicle’s structure, and that incorrect fitting can affect roof strength, particularly in a rollover.
This requirement sits under VSI 25’s section on structural repairs. A separate section on restraint and occupant protection systems covers airbags and sensor resets. Either way, the underlying principle is the same one that applies to ADAS: if a repair could have moved or disturbed a sensor, that sensor needs to be checked and, where necessary, reset before the car goes back on the road.
Why Bumper Repairs Can Affect Your Car's Sensors
Your front bumper is not just a piece of plastic. On many newer cars, it also houses radar sensors used for features like automatic emergency braking and parking assist.
When a bumper is repaired or replaced after a knock, even a small change in its position can shift these sensors. The panel might look perfectly straight to the eye, but the sensor behind it could be aimed slightly differently than before.
This is why bumper repair should always come with a check on vehicle sensor calibration, not just a check on paint and panel fit.
Why Windscreen Repairs Need Camera Recalibration Too
Many newer cars have a small camera mounted near the top of the windscreen. People often call this camera the “eyes” behind features like forward impact warning and lane keeping assist.
When your windscreen is replaced, that camera has to come off and go back on. Even with a correctly fitted replacement, the new glass sits in a very slightly different spot to the old one, which is enough to change what the camera sees.
This is one reason why you should ask about windscreen calibration almost every time you get a new windscreen for an ADAS-equipped car.
Not Sure If Your Car Needs Recalibration?
If your car has had a bumper knock or a new windscreen recently, it is worth a quick check. Our team can tell you whether ADAS recalibration is likely to be needed for your vehicle.
What Can Go Wrong If Recalibration Is Skipped
Skipping ADAS recalibration will not usually stop your car from driving normally. The concern is that your safety features may quietly become less accurate without any obvious warning.
In practical terms, this could mean:
- Lane keeping assist nudging you at the wrong moment
- Automatic braking reacting later than it should
- Adaptive cruise control misjudging the distance to the car ahead
These are the kinds of issues you are unlikely to notice on a calm, routine drive. They tend to show up at the exact moment you need your safety systems to work properly.
Signs Your Car Might Need a Recalibration Check
You won’t always be told that you need to recalibrate, so it’s helpful to keep an eye out for these signs:
- A dashboard warning light related to lane assist, cruise control or braking
- Lane keeping assist feeling inconsistent or “jumpy”
- Parking sensors beeping at odd times, or not at all
- Any recent bumper repair, windscreen replacement, or panel work near a sensor
If any of this sounds familiar, ask your repairer directly whether recalibration was carried out, and whether they can show you confirmation.
Just Had a Repair? Get Your Safety Systems Checked
When you fix your car’s bumper or window, that’s only half the job done. The sensors also need to be checked. Let our team confirm your ADAS features are working the way they should.
Conclusion
What makes your car safe are the devices that are inside it. A bumper repair or a windscreen replacement can shift those sensors just enough to affect how well they work, even when the repair itself looks perfect.
Victorian vehicle repair standards are clear that safety-related equipment must be returned to its original specification after a repair. That same principle is why ADAS recalibration should never be treated as an optional extra.
At AP Smash Repair in Melbourne’s west, if your car’s bumper or windscreen was just fixed, they can check your ADAS system and let you know if it needs to be recalibrated.
Frequently Asked Questions
Do all cars need ADAS recalibration after a windscreen replacement?
Not every car has ADAS. But if your car has features like lane assist or automatic braking, it is worth asking your repairer whether the camera needs recalibrating after a new windscreen is fitted.
Can I still drive my car if it has not been recalibrated?
The car will still drive normally. However, your safety features may not perform as accurately as intended, so it is best to get this checked as soon as possible.
How long does ADAS recalibration take?
This depends on your vehicle and the equipment involved. Ask your repairer for a time estimate before you book, since it can vary between cars.
Does my insurance cover ADAS recalibration?
This depends on your insurer and your policy. It is best to check directly with your insurance provider or ask your repairer to confirm on your behalf.
How do I know if my repairer actually did the recalibration?
Ask them directly, and ask for confirmation of the check. A repairer who takes vehicle sensor calibration seriously will be able to explain what was done.



