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Mercedes Benz

Cla

34 UK vehicle recalls on record for this model, listed most recent first.

If your Cla is covered by any of these notices, contact your authorised Mercedes Benz dealer. All recall work is carried out free of charge.

Notices on record

34

Mercedes Benz Cla

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All recall notices.

  1. Bolting of front seats and belt buckles

    R/2025/533 · 6 Jan 2026

    6 Jan 2026

    Defect

    Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the bolting of the front seats and/or belt buckles might not meet specifications.

    Remedy

    As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will rework the front seat and belt buckle bolting on the affected vehicles.

    Build window

    Built 23 May 2025 – 30 Jul 2025

    ~22 vehicles affected

  2. SRPC2523 - Variant of 48V Wiring Harness

    R/2025/556 · 5 Jan 2026

    5 Jan 2026

    Defect

    Mercedes-Benz AG has determined that on certain CLA (178 platform) vehicles with 4-cylinder gasoline engine the 48V wiring harness might not meet specifications.

    Remedy

    As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will check the wiring harness on the affected vehicles and rework it if necessary.

    Build window

    Built 25 Nov 2025 – 17 Dec 2025

    ~82 vehicles affected

  3. SRPC2516 - Mechanics of the seat belt buckle

    R/2025/459 · 10 Dec 2025

    10 Dec 2025

    Defect

    Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the belt buckles of the driver and passenger seats might not meet specifications respectively.

    Remedy

    As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will replace the seat belt buckles on the affected vehicles.

    Build window

    Built 15 Jan 2025 – 6 Sep 2025

    ~349 vehicles affected

  4. SRPC2518 - Routing of window-airbag wiring harness

    R/2025/460 · 10 Dec 2025

    10 Dec 2025

    Defect

    Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the routing of a window-airbag wiring harness in the area of the D-pillar might not meet specifications.

    Remedy

    As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will check the routing of the wiring harness on the affected vehicles and rework it if necessary.

    Build window

    Built 14 May 2025 – 24 Oct 2025

    ~109 vehicles affected

  5. SRPC2517 - Software of driving assistance system

    R/2025/461 · 10 Dec 2025

    10 Dec 2025

    Defect

    Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the software of the driving assistance system might not meet specifications.

    Remedy

    As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will update the software of the driving assistance system on the affected vehicles.

    Build window

    Built 12 May 2025 – 20 Sep 2025

    ~649 vehicles affected

  6. Composition of window-airbag fabric

    R/2025/462 · 10 Dec 2025

    10 Dec 2025

    Defect

    Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the composition of the window-airbag fabric might not meet specifications.

    Remedy

    As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will replace the window-airbags on the affected vehicles.

    Build window

    Built 6 Aug 2025 – 11 Aug 2025

    ~16 vehicles affected

  7. SRPC2514 - Driving Assistance System Software

    R/2025/408 · 6 Oct 2025

    6 Oct 2025

    Defect

    Mercedes-Benz AG has determined that on certain CLA (174 platform) vehicles the software of the driving assistance system might not meet specifications.

    Remedy

    As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will update the software of the driving assistance system on the affected vehicles.

    Build window

    Built 26 May 2025 – 21 Jul 2025

    ~19 vehicles affected

  8. SRPC2503 - Variant of rear axle brake hose

    R/2025/131 · 16 Apr 2025

    16 Apr 2025

    Defect

    Mercedes-Benz AG has determined that on certain A-Class (177 platform) and CLA (118 platform) vehicles the length of the brake hoses on the rear axle might not meet specifications.

    Remedy

    As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will check the brake hoses on the rear axle on the affected vehicles and replace them if necessary.

    Build window

    Built 27 Feb 2024 – 14 Mar 2024

    ~254 vehicles affected

  9. SRPC2404 – Backup function of steering software

    R/2024/166 · 6 May 2024

    6 May 2024

    Defect

    On affected vehicles the backup function of the steering software might not meet specifications. As a result the steering power support might be impaired and a loss of steerability cannot be ruled out.

    Remedy

    Update the software of the electric steering on the affected vehicles.

    Build window

    Built 28 Nov 2018 – 31 Jan 2024

    ~52,400 vehicles affected

  10. THE BEHAVIOUR OF THE EMERGENCY CALL SYSTEM MIGHT NOT MEET SPECIFICATIONS

    R/2021/106 · 1 Dec 2021

    1 Dec 2021

    Defect

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

    Remedy

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

    Build window

    Built 4 Jan 2016 – 29 Jan 2021

    ~23 vehicles affected

  11. THE BEHAVIOUR OF THE EMERGENCY CALL SYSTEM MIGHT NOT MEET SPECIFICATIONS

    R/2021/110 · 13 May 2021

    13 May 2021

    Defect

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

    Remedy

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

    Build window

    Built 4 Jan 2016 – 29 Jan 2021

    ~108,971 vehicles affected

  12. THE BEHAVIOUR OF THE EMERGENCY CALL SYSTEM MIGHT NOT MEET SPECIFICATIONS

    R/2021/111 · 10 May 2021

    10 May 2021

    Defect

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

    Remedy

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

    Build window

    Built 4 Jan 2016 – 29 Jan 2021

    ~90,716 vehicles affected

  13. THE VARIANT OF SPARK PLUGS INSTALLED MAY NOT MEET SPECIFICATIONS

    R/2021/084 · 15 Apr 2021

    15 Apr 2021

    Defect

    The variant of spark plugs installed may not meet specifications.

    Remedy

    Replace the spark plugs on the affected vehicles.

    Build window

    Built 3 Sep 2019 – 24 Aug 2020

    ~7 vehicles affected

  14. THE COMMUNICATION MODULE MAY BE DEACTIVATED

    R/2021/082 · 30 Mar 2021

    30 Mar 2021

    Defect

    The communication module may be deactivated

    Remedy

    Carry out a check of the configuration of the communication module on affected vehicles and if necessary activate the communication module.

    Build window

    Built 3 May 2016 – 2 Jul 2020

    ~24 vehicles affected

  15. THE RIGHT HANDLE FOR ATTACHING THE CHILD SEAT TO THE ISOFIX BRACKET MAY BE MISSING ON THE REAR RIGHT SEAT

    R/2021/030 · 18 Feb 2021

    18 Feb 2021

    Defect

    The ISOFIX bracket might be missing on the right rear seat.

    Remedy

    Check the ISOFIX bracket on the affected vehicles and replace it if necessary.

    Build window

    Built 30 Jul 2020 – 10 Sep 2020

    ~543 vehicles affected

  16. AN ELECTRICAL CONTACT INSIDE THE ENGINE CONTROL UNIT MAY NOT MEET THE SPECIFICATION

    R/2020/277 · 27 Oct 2020

    27 Oct 2020

    Defect

    An electrical contacting inside the engine control unit might not meet the specification

    Remedy

    Replace the engine control unit on the affected vehicles

    Build window

    Built 11 Dec 2019 – 9 Jan 2020

    ~37 vehicles affected

  17. VEHICLES MAY BE FILLED WITH THE REFRIGERANT R-134a INSTEAD OF R-1234yf

    R/2020/237 · 13 Oct 2020

    13 Oct 2020

    Defect

    The air conditioning system on the affected vehicles might erroneously be filled with the incorrect refrigerant

    Remedy

    Replace the refrigerant in the air conditioning system on the affected vehicles.

    Build window

    Built 7 Oct 2019 – 12 Nov 2019

    ~30 vehicles affected

  18. THE OIL SUPPLY LINE OF THE TURBOCHARGER MAY LEAK

    R/2020/262 · 12 Oct 2020

    12 Oct 2020

    Defect

    The oil supply line of the turbocharger might leak

    Remedy

    Check the oil supply line of the turbocharger on the affected vehicles and replace it if necessary

    Build window

    Built 21 Oct 2019 – 26 Jun 2020

    ~1,074 vehicles affected

  19. THE EMERGENCY CALL SYSTEM (eCall) DOES NOT MEET THE SPECIFICATION

    R/2020/236 · 6 Oct 2020

    6 Oct 2020

    Defect

    On affected vehicles the software of the communication module for the emergency call system does not meet the specification

    Remedy

    Update the software of the communication module for the emergency call system

    Build window

    Built 1 Mar 2017 – 30 Sep 2018

    ~3,127 vehicles affected

  20. THE MOUNTING OF THE GAS LINE TO THE GAS GENERATOR OF THE INERTER SYSTEM MAY NOT MEET SPECIFICATIONS

    R/2020/134 · 21 Jul 2020

    21 Jul 2020

    Defect

    The mounting of an argon gas line to generator of the inerter system might not meet specifications.

    Remedy

    Check the mounting of the gas line to the gas generator on the affected vehicles and rework it if necessary.

    Build window

    Built 6 May 2019 – 10 May 2019

    ~134 vehicles affected

  21. THE CALIBRATION OF THE OCCUPANT CLASSIFICATION SYSTEM FOR THE PASSENGER SEAT MAY NOT MEET THE SPECIFICATION

    R/2019/446 · 21 Jul 2020

    21 Jul 2020

    Defect

    The calibration of the occupant classification system for the passenger seat might not meet the specification.

    Remedy

    Replace the passenger seat cushion

    Build window

    Built 29 Apr 2015 – 2 Nov 2017

    ~75 vehicles affected

  22. THE REFRIGERANT USED IN THE AIR CONDITION SYSTEM DOES NOT MEET LEGAL REQUIREMENTS

    R/2019/354 · 7 Nov 2019

    7 Nov 2019

    Defect

    The refrigerant used in the air conditioning system does not meet legal requirements.

    Remedy

    Adapt the air conditioning system for usage of the new refrigerant.

    Build window

    Built 1 Nov 2012 – 31 Oct 2013

    ~1,407 vehicles affected

  23. THE REFRIGERANT USED IN THE AIR CONDITIONING SYSTEM MAY NOT MEET LEGAL REQUIREMENTS

    R/2019/348 · 5 Nov 2019

    5 Nov 2019

    Defect

    The refrigerant used in the air conditioning system does not meet legal requirements

    Remedy

    The air conditioning system will be adapted for the usage of the new refrigerant.

    Build window

    Built 1 Nov 2012 – 31 Oct 2013

    ~58 vehicles affected

  24. THE FOUR LOCKNUTS SECURING THE AIR BAG MIGHT BE MISSING

    R/2019/337 · 5 Nov 2019

    5 Nov 2019

    Defect

    Certain driver airbag modules might not be bolted onto the base plate.

    Remedy

    Check the driver airbag on the affected vehicles and replace it if necessary.

    Build window

    Built 9 Aug 2018 – 17 Sep 2019

    ~2,345 vehicles affected

  25. THE REFRIGERANT USED IN THE AIR CONDITION SYSTEM DOES NOT MEET LEGAL REQUIREMENTS

    R/2019/347 · 1 Nov 2019

    1 Nov 2019

    Defect

    The refrigerant used in the air conditioning system does not meet legal requirements.

    Remedy

    The air conditioning system will be adapted for the usage of the new refrigerant.

    Build window

    Built 1 Nov 2012 – 31 Oct 2013

    ~432 vehicles affected

  26. THE SOFTWARE OF THE RADAR CONTROL UNIT MAY NOT MEET SPECIFICATION

    R/2019/269 · 18 Sep 2019

    18 Sep 2019

    Defect

    ; The software of the radar control unit might not meet the specification

    Remedy

    Update the software of the radar sensor control unit on the affected vehicles.

    Build window

    Built 1 Feb 2017 – 31 Jul 2019

    ~294 vehicles affected

  27. THE SOFTWARE OF THE TRANSMISSION CONTROL UNIT MIGHT NOT MEET SPECIFICATION.

    R/2019/217 · 30 Jul 2019

    30 Jul 2019

    Defect

    Under certain circumstances it might not be possible to shift into Drive or Reverse mode.

    Remedy

    Update the transmission control unit software of the affected vehicles.

    Build window

    Built 1 Jul 2018 – 28 Feb 2019

    ~1,209 vehicles affected

  28. THE ELECTRICAL CONTACT OF THE TAIL LAMPS MIGHT BE IMPAIRED

    R/2019/101 · 8 May 2019

    8 May 2019

    Defect

    The electrical contact of the tail lamps might be impaired.

    Remedy

    The bulb sockets of the affected vehicles are to be replaced.

    Build window

    Built 1 Feb 2018 – 28 Feb 2018

    ~1 vehicles affected

  29. THE CALIBRATION OF THE FRONT PASSENGER SEAT OCCUPANT CLASIFICATION SYSTEM MAY NOT CORRESPOND TO SPECIFICATIONS

    R/2018/349 · 27 Feb 2019

    27 Feb 2019

    Defect

    Incorrect calibration of the front passenger occupant classification system.

    Remedy

    Replace the seat cushion of the front passenger seat.

    Build window

    Built 1 Jan 2018 – 28 Feb 2018

    ~163 vehicles affected

  30. DOORS ON LEFT VEHICLE SIDE (PASSENGER SIDE) REMAIN PERMANENTLY LOCKED AFTER THE VEHICLE HAS BEEN LOCKED/UNLOCKED WITH THE REMOTE CONTROL KEY

    R/2018/268 · 19 Nov 2018

    19 Nov 2018

    Defect

    Possible inability to open the left hand door externally or internally.

    Remedy

    Replace the affected door locks on the left side of the vehicle.

    Build window

    Built 1 Oct 2017 – 30 Apr 2018

    ~5,030 vehicles affected

  31. ELECTRICAL WIRING IN STEERING ASSEMBLY MAY BE INSUFFICIENTLY GROUNDED

    R/2018/130 · 11 Jun 2018

    11 Jun 2018

    Defect

    The steering column clock spring may break. This will cause warning messages to illuminate in the instrument cluster but in extreme instances it may cause the driver's airbag to deploy.

    Remedy

    Affected vehicles will be recalled to establish sufficient grounding of the steering components

    Build window

    Built 1 Nov 2011 – 31 Jul 2017

    ~78,608 vehicles affected

  32. STEERING COMPONENTS MAY BE INSUFFICIENTLY GROUNDED

    R/2018/098 · 11 May 2018

    11 May 2018

    Defect

    It has been determined that the steering airbag electrical components are insufficiently grounded. Failure of the steering column module clock spring could result in an inadvertent deployment of the driver airbag which may cause risk of injury to the driver and an increased risk of a potential collision.

    Remedy

    On affected vehicles the manufacturer will fit a contact bridge to the outer race of the steering column top bearing which will provide correct grounding.

    Build window

    Built 1 Nov 2011 – 31 Jul 2017

    ~74,329 vehicles affected

  33. ELECTRICAL WIRING IN STEERING ASSEMBLY MAY BE INSUFFICIENTLY GROUNDED

    R/2018/069 · 9 Apr 2018

    9 Apr 2018

    Defect

    The steering column clock spring may break. This will cause warning messages to illuminate in the instrument cluster but in extreme instances it may cause the driver's airbag to deploy.

    Remedy

    Affected vehicles will be recalled to establish sufficient grounding of the steering components.

    Build window

    Built 1 Nov 2011 – 31 Jul 2017

    ~67,027 vehicles affected

  34. ELECTRICAL WIRING IN STEERING ASSEMBLY MAY BE INSUFFICIENTLY GROUNDED

    R/2017/282 · 18 Dec 2017

    18 Dec 2017

    Defect

    The steering column clock spring may break. This will cause warning messages to illuminate in the instrument cluster but in extreme instances it may cause the driver's airbag to deploy.

    Remedy

    Affected vehicles will be recalled to establish sufficient grounding of the steering components.

    Build window

    Built 1 Nov 2011 – 31 Jul 2017

    ~46,093 vehicles affected

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Last indexed: 2026-04-26.

These records are provided for reference. Contact your authorised Mercedes Benz dealer or check your vehicle registration at gov.uk/check-vehicle-recall to confirm current status.

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