Is CLA ADAS calibration the same as the A-Class?

The CLA and A-Class share the same MFA2 platform, radar hardware, and multifunction camera. The calibration procedure is functionally identical, with minor differences in windscreen rake angle affecting camera mounting. Our technicians handle both models routinely across our 70+ UK workshops.

My CLA Shooting Brake has blind spot warnings after a rear repair — is that ADAS related?

Yes. The CLA Shooting Brake's Blind Spot Assist uses rear-mounted radar sensors that can shift during rear bumper repairs. If blind spot warnings persist after bodywork, the sensors likely need recalibration alongside any front radar work.

Does the CLA have the same ADAS as the GLA?

The CLA, A-Class, and GLA all use the same MFA2 ADAS hardware. The main difference is body shape — the GLA's higher SUV profile positions sensors differently in the bumper. Calibration procedures are the same across all three models. See all Mercedes models we calibrate

Mercedes CLA ADAS Calibration — From £199

Mercedes CLA ADAS Calibration

Your Mercedes CLA's DISTRONIC stopped working after a front-end repair? The CLA is built on the same MFA2 platform as the A-Class – same radar behind the star badge, same multifunction camera behind the windscreen, same calibration requirements. When either sensor is disturbed, DISTRONIC, Active Brake Assist, and Active Lane Keeping Assist all need professional recalibration.

ADAS Systems on the Mercedes CLA

The CLA (C118, 2019+) shares the MFA2 compact platform with the A-Class, which means identical ADAS hardware and sensor positions:

DISTRONIC – adaptive cruise control with stop-and-go. Uses the long-range radar behind the front grille star badge.
Active Brake Assist – automatic emergency braking using front radar and multifunction camera. Detects vehicles, pedestrians, and crossing traffic.
Active Lane Keeping Assist – camera-based lane detection with active steering correction.
Blind Spot Assist – rear-mounted radar sensors. Standard on AMG Line, optional on Sport trims.
PRE-SAFE – pre-collision system that tightens seatbelts and closes windows.
Traffic Sign Assist – speed limit recognition via the multifunction camera.

The CLA's coupe-style roofline gives the windscreen a sharper rake angle than the A-Class hatchback. The multifunction camera sits in the same position behind the rearview mirror, but the mounting bracket and angle differ – this matters during calibration.

When Your CLA Needs ADAS Calibration

After Bumper or Grille Repair

The CLA's low front end and sportier bumper profile make it prone to scraping and minor collision damage. Body shops remove the front bumper for paintwork, dent repair, or grille replacement – shifting the radar behind the star badge. If DISTRONIC shows as unavailable after bodywork, radar calibration realigns the sensor.

After Windscreen Replacement

The CLA's multifunction camera handles Active Lane Keeping Assist, Traffic Sign Assist, and automatic high beams simultaneously. A windscreen replacement disturbs the camera – all three systems need recalibrating before they function again. The same procedure applies to the A-Class and GLA, which share identical camera hardware.

Mercedes CLA Calibration Pricing

Service	Price
Windscreen Calibration	£199
Radar/Sensor Calibration	£349
Collision Calibration	£349
Full System Reset	£499

CLA owners after a front bumper repair typically need our £349 Radar/Sensor Calibration to restore DISTRONIC and Active Brake Assist – fixed price, including a full diagnostic scan by an IMI-certified technician.

Mercedes CLA ADAS Calibration

Get a Calibration Quote

Mercedes CLA Calibration Cost

Windscreen Calibration

Radar/Sensor Calibration

Collision Calibration

Full System Reset

ADAS Systems on the Mercedes CLA

When Your CLA Needs ADAS Calibration

After Bumper or Grille Repair

After Windscreen Replacement

Mercedes CLA Calibration Pricing

Mercedes CLA ADAS Calibration — FAQ

Other Mercedes Models We Calibrate