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Mercedes-Benz B Class (246) recalls

DVSA has published 10 safety recalls that name the Mercedes-Benz B Class (246) since 2021, 10 of them since 2020. Between them they cover at least 742,725 UK vehicles of this model.

Is your B Class (246) affected? Check the exact vehicle

All Mercedes-Benz B Class (246) recalls, newest first

  1. A CLASS(176), B CLASS (246) · update to the diesel engine control unit software to improve the emissions

    13 Dec 2021 · R/2021/402

    As a result of a directive from Germany�s Federal Motor Transport Authority (KBA) changes are required to certain specific calibration functions within the engine management systems of certain vehicles.

    Fix: Conduct an update to the diesel engine control unit software.

    31,414 vehicles · built 29 Jun 2012 to 5 Jul 2013

  2. A CLASS (177), A CLASS(176), AMG GT, AMG GT COUPE, B CLASS, B CLASS (246), B CLASS(242), C-CLASS, CLA(117), CLA(118), CLS(218), CLS(257), CONVERTIBLE, E-CLASS, E-CLASS COUPE, EQC, G CLASS, GL, GLA, GLB, GLC, GLE, GLE COUPE, GLS(167), GLS-CLASS, M, S-CLASS, S-CLASS COUPE, SL 231, SLC, SLK · the behaviour of the emergency call system might not meet specifications

    29 Nov 2021 · R/2021/376

    The behaviour of the emergency call system might not meet specifications.

    Fix: Update the software of the communication module for the emergency call system.

    50,390 vehicles · built 4 Jan 2016 to 29 Jan 2021

  3. A CLASS(176), B CLASS (246), B CLASS(242), CLA(117), GLA · a bore in the universal joint on the steering shaft might not meet specifications

    21 Jul 2021 · R/2021/202

    A bore in the universal joint on the steering shaft might not meet specifications.

    Fix: Check the steering shaft on the affected vehicles and replace it if necessary.

    13,707 vehicles · built 30 Nov 2016 to 28 Feb 2017

  4. A CLASS, A CLASS (177), AMG GT, AMG GT COUPE, B CLASS, B CLASS (246), B CLASS(242), C-CLASS, CLA, CLS, E-CLASS, E-CLASS COUPE, EQC, G CLASS, GL, GLA, GLB, GLC, GLE, GLE COUPE, GLS, GLS-CLASS, M, S-CLASS, SL CLASS, SLC, SLK · the behaviour of the emergency call system might not meet specifications

    13 May 2021 · R/2021/110

    The behaviour of the emergency call system might not meet specifications.

    Fix: Update the software of the communication module for the emergency call system.

    108,971 vehicles · built 4 Jan 2016 to 29 Jan 2021

  5. A CLASS (177), A CLASS(176), AMG GT, B CLASS, B CLASS (246), B CLASS(242), C-CLASS, CLA(117), CLA(118), CLS(218), CLS(257), CONVERTIBLE, E-CLASS, E-CLASS COUPE, EQC, G CLASS, GL, GLA, GLB, GLC, GLE, GLS(167), GLS-CLASS, M, S-CLASS, S-CLASS COUPE, SL CLASS, SLC, SLK · the behaviour of the emergency call system might not meet specifications

    11 May 2021 · R/2021/120

    The behaviour of the emergency call system might not meet specifications.

    Fix: Update the software of the communication module for the emergency call system.

    86,604 vehicles · built 4 Jan 2016 to 29 Jan 2021

  6. A CLASS (177), A CLASS(176), AMG GT, AMG GT COUPE, B CLASS, B CLASS (246), B CLASS(242), C-CLASS, CLA, CLA(118), CLS(218), CLS(257), CONVERTABLE, CONVERTIBLE, E-CLASS, E-CLASS COUPE, EQC, G CLASS, GL, GLA, GLB, GLC, GLE, GLE COUPE, GLS(167), GLS-CLASS, M, S-CLASS, S-CLASS COUPE, SL 231, SLC, SLK · the behaviour of the emergency call system might not meet specifications

    10 May 2021 · R/2021/111

    The behaviour of the emergency call system might not meet specifications.

    Fix: Update the software of the communication module for the emergency call system.

    90,716 vehicles · built 4 Jan 2016 to 29 Jan 2021

  7. A CLASS (177), A CLASS(176), AMG GT, AMG GT COUPE, B CLASS, B CLASS (246), B CLASS(242), C-CLASS, CLA(117), CLA(118), CLS(218), CLS(257), CONVERTIBLE, E-CLASS, E-CLASS COUPE, EQC, G CLASS, GL, GLA, GLB, GLC, GLE, GLE COUPE, GLS(167), GLS-CLASS, M, S-CLASS, S-CLASS COUPE, SL CLASS, SLC, SLK · the behaviour of the emergency call system might not meet specifications

    5 May 2021 · R/2021/132

    The behaviour of the emergency call system might not meet specifications.

    Fix: Update the software of the communication module for the emergency call system.

    10,410 vehicles · built 4 Jan 2016 to 29 Jan 2021

  8. A CLASS (177), A CLASS(176), AMG GT, AMG GT COUPE, B CLASS, B CLASS (246), B CLASS(242), C-CLASS, CLA(117), CLA(118), CLS(218), CLS(257), CONVERTIBLE, E-CLASS, E-CLASS COUPE, EQC, G CLASS, GL, GLA, GLB, GLC, GLE, GLE COUPE, GLS(167), GLS-CLASS, M, S-CLASS, S-CLASS COUPE, SL, SLC, SLK · the emergency call system might not meet specifications

    5 May 2021 · R/2021/133

    The behaviour of the emergency call system might not meet specifications.

    Fix: Update the software of the communication module for the emergency call system.

    106,665 vehicles · built 4 Jan 2016 to 29 Jan 2021

  9. A CLASS (177), A CLASS(176), AMG GT, AMG GT COUPE, B CLASS, B CLASS (246), B CLASS(242), C-CLASS, CLA(117), CLA(118), CLS(218), CLS(257), CONVERTIBLE, E-CLASS, E-CLASS COUPE, EQC, G CLASS, GL, GLA, GLB, GLC, GLE, GLE COUPE, GLS(167), GLS-CLASS, M, S-CLASS, S-CLASS COUPE, SL CLASS, SLC, SLK · the behaviour of the emergency call system might not meet specifications

    5 May 2021 · R/2021/131

    The behaviour of the emergency call system might not meet specifications.

    Fix: Update the software of the communication module for the emergency call system.

    81,267 vehicles · built 4 Jan 2016 to 29 Jan 2021

  10. A CLASS (177), A CLASS(176), AMG GT, AMG GT COUPE, B CLASS, B CLASS (246), B CLASS(242), C-CLASS, CLA(117), CLA(118), CLS(218), CLS(257), CONVERTIBLE, E-CLASS, E-CLASS COUPE, EQC, G CLASS, GL, GLA, GLB, GLC, GLE, GLE COUPE, GLS(167), GLS-CLASS, M, S-CLASS, S-CLASS COUPE, SL CLASS, SLC, SLK · the behaviour of the emergency call system might not meet specifications

    5 May 2021 · R/2021/134

    The behaviour of the emergency call system might not meet specifications.

    Fix: Update the software of the communication module for the emergency call system.

    162,581 vehicles · built 4 Jan 2016 to 29 Jan 2021

Other Mercedes-Benz models

Source: DVSA recalls register, check-vehicle-recalls.service.gov.uk, copy dated 6 Sep 2026, Open Government Licence v3.0. A recall is listed here when DVSA names this model in it; the build dates on each recall say which cars it covers, and a registration check confirms your own.