Vehicle recall R/2021/401

Mercedes-Benz A-Class recall: The corrosion protection of the high voltage battery housing might not be ensured over the lifetime of the vehicle

DVSA recall R/2021/401 names the Mercedes-Benz A-Class. It was launched 11 January 2022. It covers vehicles built 4 June 2019 to 6 June 2019.

Recall data updated 22 September 2026

Recall: R/2021/401
Launched: 11 January 2022
Issued by: MERCEDES-BENZ CARS UK LTD
Manufacturer reference: SRPC2151
Vehicles: 2 across the lines below

What can go wrong

On certain vehicles the corrosion protection of the high-voltage battery housing might not be ensured over the lifetime of the vehicle.

The fix

Check the high-voltage battery of the affected vehicles and if necessary carry out rework measures.

Models and build dates

As listed in the DVSA recall file. Vehicle numbers are DVSA figures for each line.
Model	Built	Vehicles
Mercedes-Benz A-Class (A CLASS (177))	4 June 2019 to 6 June 2019	2

Is a specific car affected? A recall lists models and build dates, not individual vehicles, so these pages cannot tell you whether one car is included. Enter the registration on the DVSA vehicle recall checker on GOV.UK, or give the vehicle identification number (VIN) to the manufacturer or one of its dealers. Buying used? Ask the seller for proof that any recall work was done.

Other recalls for these models

R/2021/437 Locking pawl spring of the left hand side door locks might not be greased correctly 14 January 2022, Mercedes-Benz CLA, Mercedes-Benz A-Class, Mercedes-Benz GLA
R/2021/444 Power supply connection of power steering might have been contaminated with adhesive 28 January 2022, Mercedes-Benz A-Class, Mercedes-Benz CLA
R/2021/402 Update to the diesel engine control unit software to improve the emissions 13 December 2021, Mercedes-Benz A-Class, Mercedes-Benz B-Class
R/2021/399 Update to improve emissions 13 December 2021, Mercedes-Benz B-Class, Mercedes-Benz A-Class
R/2021/108 The behaviour of the emergency call system might not meet specifications 1 December 2021, Mercedes-Benz E-Class, Mercedes-Benz GLE, Mercedes-Benz GLS and others
R/2021/376 The behaviour of the emergency call system might not meet specifications 29 November 2021, Mercedes-Benz CLA, Mercedes-Benz E-Class, Mercedes-Benz GLA and others

Found one you might buy?

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Source

Contains public sector information licensed under the Open Government Licence v3.0. Source: DVSA vehicle recall records (RecallsFile.csv), recalls launched 1992 to 2026. Recall data updated 22 September 2026.

Recall wording is DVSA's, with capitals and punctuation tidied and American spellings such as tire, center and windshield given in British English. We list a recall when its make and model match a car or van family with at least 1,000 DVSA MOT tests from 2022 to 2025, and when the maker of the vehicle issued it.

Not affiliated with or endorsed by DVSA. Methodology · Data sources