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Mercedes-Benz CLS recalls

DVSA has published 38 safety recalls that name the Mercedes-Benz CLS since 2005, 21 of them since 2020. Between them they cover at least 438,493 UK vehicles of this model.

Is your CLS affected? Check the exact vehicle

How the Mercedes-Benz CLS does at the MOT: Mercedes-Benz CLS MOT pass rate and common failures.

All Mercedes-Benz CLS recalls, newest first

  1. C-CLASS, CLS, E-CLASS, GLC · srpc2419 misfire detection m264

    4 Dec 2024 · R/2024/474

    The software of the engine control unit might not meet specifications regarding misfire detection.

    Fix: Mercedes-Benz AG via its Mercedes-Benz service partners will update the software of the engine control unit on the affected vehicles.

    3 vehicles · built 12 Jan 2021 to 15 Jan 2021

  2. AMG GT, CLS, E-CLASS · srpc2409 - tightness of transmission wiring harness connector

    24 Oct 2024 · R/2024/305

    The manufacturer has determined on affected vehicles the electrical connector of the transmission wiring harness might not have been correctly remedied.

    Fix: Replace the two-part wiring harness including the connector a with a new one-part variant.

    96 vehicles · built 14 Jun 2018 to 16 Mar 2022

  3. AMG GT, CLS, E-CLASS · srpc2412 - tightness of transmission wiring harness connector

    24 Oct 2024 · R/2024/307

    The manufacturer has determined on affected vehicles the electrical connector of the transmission wiring harness might not have been correctly remedied.

    Fix: Replace the two-part wiring harness including the connector a with a new one-part variant

    25 vehicles · built 15 Jun 2018 to 3 May 2021

  4. CLS · srpc2411 – parameter data set of airbag control unit

    16 Jul 2024 · R/2024/268

    On affected vehicles the airbag control unit may not correspond to specifications. In the event of an accident the active bonnet may not be triggered.

    Fix: Update the airbag control unit software.

    7 vehicles · built 14 Jan 2021 to 6 Apr 2021

  5. AMG GT, C-CLASS, CLS, E-CLASS, G CLASS, GLC, GLE, GLS(167), S-CLASS, SL · on affected vehicles the fuel pump impeller might not meet specifications and may deform.

    29 Aug 2023 · R/2023/223

    On affected vehicles the fuel pump impeller might not meet specifications and may deform.

    Fix: Replace the fuel pump module.

    8 vehicles · built 8 Mar 2022 to 16 May 2022

  6. C-CLASS, CLS, E-CLASS, GL, GLC, GLE, GLK, GLS, ML, S-CLASS · on affected vehicles the aluminium bolts of the steering gear could corrode and break due to the intrusion of moisture.

    20 Feb 2023 · R/2023/023

    On affected vehicles the aluminium bolts of the steering gear could corrode and break due to the intrusion of moisture.

    Fix: Replace the steering gear mounting bolts on the affected vehicles with steel bolts. Should the bolts break or already be broken change the steering gear.

    51,251 vehicles · built 21 Oct 2010 to 23 Nov 2016

  7. C-CLASS, CLC, CLK, CLS, E-CLASS · the bonding between the glass panel and the sliding roof frame might not meet specifications.

    6 Feb 2023 · R/2023/020

    On affected vehicles the bonding between the glass panel and the sliding roof frame might not meet specifications. In consequence a separation of the glass panel from the vehicle cannot be excluded.

    Fix: Check the glass panel and replace the sliding roof if necessary.

    3,267 vehicles · built 27 Sep 2004 to 1 Jul 2010

  8. CLS, E-CLASS · the attachment for the 12v battery in the luggage compartment may not withstand the loads in the event of an accident

    10 Nov 2022 · R/2022/310

    On certain E-Class vehicles the attachment for the 12V battery in the luggage compartment may not withstand the loads in the event of an accident.

    Fix: Install an additional fixation of the 12V battery on the affected vehicles.

    3,645 vehicles · built 30 Nov 2017 to 6 Jul 2022

  9. AMG GT, CLS, E-CLASS · the transmission wiring harness might not be routed according to specifications

    14 Sep 2022 · R/2022/250

    The transmission wiring harness might not be routed according to specifications.

    Fix: Fit additional bracket to optimise the wiring routing. Check the harness connections and rework if necessary.

    2,456 vehicles · built 30 Nov 2017 to 16 Mar 2022

  10. C-CLASS, CLS, CONVERTIBLE, E-CLASS, E-CLASS COUPE, GLE, GLS(167) · the software of the engine control unit might not meet specifications

    10 Feb 2022 · R/2022/019

    On certain vehicles the software of the engine control unit might not meet specifications.

    Fix: Conduct an update the software of the engine control unit on the affected vehicles.

    51 vehicles · built 23 Jun 2020 to 11 Oct 2021

  11. C-CLASS, CLS, CONVERTIBLE, E-CLASS, E-CLASS COUPE, G CLASS, GLC, GLE, GLS(167), S-CLASS · coolant pump might have a leakage between the vacuum system and the coolant circuit

    21 Jan 2022 · R/2021/438

    On certain vehicles with a Diesel engine the coolant pump which is controlled by vacuum might have a leakage between the vacuum system and the coolant circuit.

    Fix: Update the software of the coolant pump and replace the electrical switch valve on the affected vehicles.

    35,624 vehicles · built 4 Apr 2017 to 12 Oct 2021

  12. CLS, E-CLASS, S-CLASS · mounting screws of front axle brake callipers might not meet specifications

    11 Jan 2022 · R/2021/384

    On vehicles with a fixed�caliper�brake system the mounting screws of the�calipers�on the front axle may not meet specifications.

    Fix: Replace the screws on the front brake�calipers�on the affected vehicles.�

    72 vehicles · built 18 Oct 2021 to 26 Oct 2021

  13. C-CLASS, CLC, CLK, CLS, E-CLASS · the bonding between the glass panel and the sliding roof frame might not meet specifications

    28 May 2021 · R/2021/145

    The bonding between the glass panel and the sliding roof frame might not meet specifications.

    Fix: Check the glass panel bonding on the affected vehicles and replace the sliding roof if necessary.

    310 vehicles · built 12 Dec 2005 to 14 Sep 2006

  14. 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

  15. A CLASS, C-CLASS, CLS, E-CLASS, GLA, GLC, SL, SLC, SLK · the software of certain communication modules may not meet specifications

    30 Mar 2021 · R/2021/083

    The software of certain communication modules may not meet specifications.

    Fix: Carry out an update to the software of the communication module on affected vehicles.

    36 vehicles · built 3 Feb 2017 to 11 Mar 2020

  16. A CLASS, AMG GT, B CLASS, C-CLASS, CLA, CLS, E-CLASS, G CLASS, GLA, GLC, S-CLASS, SL, SLC · the emergency call system (ecall) does not meet the specification

    6 Oct 2020 · R/2020/236

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

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

    3,127 vehicles · built 1 Mar 2017 to 30 Sep 2018

  17. AMG GT, C-CLASS, CLS, E-CLASS, E-CLASS COUPE, S-CLASS · the seat belt warning function does not meet the specification

    6 Oct 2020 · R/2020/240

    The seat belt warning function does not meet the specification

    Fix: Activate the correct seat belt warning scenario in the instrument cluster

    45 vehicles · built 16 Mar 2016 to 27 Feb 2019

  18. C-CLASS, CLS, E-CLASS, GLC, GLE, GLE COUPE, GLS, ML, S-CLASS, SLC, SLK · engine control unit software to be updated

    6 Oct 2020 · R/2020/243

    Improve the vehicle emissions via software updates.

    Fix: Update the relevant control unit�s software and if necessary replace the NOx sensors.

    994 vehicles · built 8 Nov 2011 to 31 May 2018

  19. C-CLASS, CLS, E-CLASS, GLC, S-CLASS · the data documenting the correct mounting of the turbocharger oil feed as well as the oil return line may be missing

    25 Aug 2020 · R/2020/225

    The HV battery pack can overheat and result in the venting of hot gas which can ignite vehicle components or in extreme cases the entire vehicle.

    Fix: To prevent a vehicle fire the vehicles should not be charged using the external charging cable and the vehicles should only be driven using the default Auto EV mode only

    124 vehicles · built 7 Jun 2018 to 13 Mar 2020

  20. AMG GT, C-CLASS, CLS, E-CLASS, G CLASS, GLC · certain front seat belt buckles may not have been manufactured according to specification

    3 Aug 2020 · R/2019/372

    A correctly fastened seat belt could be detected as not fastened impairing the restraint system

    Fix: Check the relevant seat belt buckles in the affected vehicles and replace if necessary

    15,652 vehicles · built 2 Jun 2018 to 31 Oct 2018

  21. C-CLASS, CLK, CLS, E-CLASS · the bonding between the glass panel and the sliding roof frame may not meet specifications

    4 May 2020 · R/2019/458

    The bonding between the glass panel and the sliding roof frame might not meet specifications

    Fix: Check the glass panel bonding on the affected vehicles and replace the sliding roof if necessary

    18,132 vehicles · built 24 Mar 2000 to 15 Jul 2010

  22. CLS · the engine coolant pump electric line may contact and chafe the engine fan

    6 Nov 2019 · R/2019/281

    The electric line for the power supply of the engine coolant pump might chafe on the engine fan.

    Fix: Check and repair damage if required. The routing of the electric line will be modified in order to prevent potential contact with the engine fan.

    230 vehicles · built 1 Nov 2017 to 31 Jan 2019

  23. A CLASS, AMG GT, B CLASS, C-CLASS, CLA, CLS, E-CLASS, GLB, GLE, S-CLASS · the software of the radar control unit may not meet specification

    18 Sep 2019 · R/2019/269

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

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

    294 vehicles · built 1 Feb 2017 to 31 Jul 2019

  24. CLS, E-CLASS, GLE, GLE COUPE, GLS, S-CLASS · to achieve an improvement in the emissions via software updates

    6 Sep 2019 · R/2019/256

    Improve the vehicle emissions via software updates.

    Fix: Update the diesel engine control unit software and add a supplementary booklet for the operator's manual

    25,647 vehicles · built 1 Jun 2012 to 30 Nov 2017

  25. A CLASS, C-CLASS, CLS, E-CLASS, S-CLASS · a reset in the cpc control unit could occur whilst driving

    17 Apr 2019 · R/2019/108

    The ECO Start-Stop function may be disabled and cause the vehicle to stall.

    Fix: The affected vehicles are to be recalled and the software updated.

    69 vehicles · built 1 May 2016 to 31 Aug 2018

  26. CLS, E-CLASS · front passenger seat occupant classification system calibration may not correspond to the specifications

    18 Dec 2018 · R/2018/296

    Incorrect calibration of the front passenger occupant classification system.

    Fix: Replace the seat cushion of the front passenger seat.

    151 vehicles · built 1 Apr 2017 to 30 Jun 2018

  27. AMG GT, CLS · riveting of the seat belt housing cover at front seats may not comply with specification and rivets may fail

    19 Oct 2018 · R/2018/267

    The riveting of the seat belt housing cover at the front seats may not comply with the specification.

    Fix: Replace the driver and front passenger side seat belts in the affected vehicles.

    52 vehicles · built 1 Jul 2017 to 31 Mar 2018

  28. C-CLASS, CL CLASS, CLA, CLS, E-CLASS, GLA, GLC, M CLASS, S CLASS, SLK · faulty control unit may cause vehicle to perform outside specification

    19 Apr 2017 · R/2017/124

    Where a control unit coding was updated in a workshop between 3 December 2016 and 5 December 2016 the coding may not correspond to the specification and may trigger unplanned action in the vehicle. The safety and emissions systems may not react as design intent.

    Fix: Recall the vehicles that are likely to be affected and update the software in the corresponding control units.

    42 vehicles · built 1 Jan 2004 to 31 Mar 2017

  29. A CLASS, B CLASS, C CLASS, CLA, CLS, E CLASS, GLA, SLC, SLK-CLASS · risk of fire

    21 Jan 2016 · R/2015/259

    The high pressure fuel lines have not been manufactured to the correct specification which over time can lead to crack formation and fuel leaking. Fuel escaping in the presence of an ignition source could lead to fire.

    Fix: Recall the vehicles that are likely to be affected and replace the high pressure fuel lines.

    1,327 vehicles · built 28 Oct 2015 to 19 Nov 2015

  30. CLS, E CLASS · fire may occur

    28 Aug 2015 · R/2015/171

    The engine compartment seal may not be fully secure. There is a possibility that the seal may become dislodged and fall between the engine and the fire wall. If this occurs it is possible for the seal to contact very hot items such as the catalytic converter and a fire to start.

    Fix: Recall the vehicles that are likely to be affected and fit a new seal with fittings.

    3 vehicles · built 1 Apr 2015 to 31 May 2015

  31. CLS, E CLASS · fire may occur

    23 Mar 2015 · R/2015/041

    A seal between bonnet and engine compartment may when the bonnet is opened temporarily stick to the bonnet. If this happens the seal may detach form its fixing and can fall into the gap between engine and partition wall. It is then possible the seal can make contact with the exhaust and under certain conditions catch fire.

    Fix: On affected vehicles install additional clips to retain the seal.

    3,863 vehicles · built 1 Jul 2012 to 31 Dec 2014

  32. A CLASS, B CLASS, C CLASS, CLA, CLS, E CLASS, GLA, M CLASS, SLK-CLASS · oil may leak

    16 Jan 2015 · R/2014/182

    On certain diesel engines the 'O' ring may not have been produced to the correct specification. This may allow oil to leak and contaminate the environment. If excessive oil is lost engine damage may occur.

    Fix: On affected vehicles replace the chain tensioner sealing ring.

    61,672 vehicles · built 1 Feb 2014 to 30 Nov 2014

  33. CLS · bonnet catch may release

    4 Dec 2012 · R/2012/148

    It is possible that the bonnet striker may not have been correctly torqued. If the striker works loose for any reason it is possible that the bonnet may not be secure fly up and obstruct the drivers view to the front.

    Fix: Recall affected vehicles check the bonnet striker and re-torque if required.

    1 vehicle · built 1 Jan 2011 to 31 Dec 2011

  34. C CLASS, CLS, E CLASS, G CLASS, R CLASS, S CLASS · fuel may leak

    26 Jan 2012 · R/2011/172

    Fuel leaks in the plug area of the drain opening may occur at the fuel filter with integrated fuel heaters. Fuel can escape and is noticeable to the customer due to a corresponding diesel odour. The diesel can reach the road and as a result friction between the tyres and road surface may be decreased.

    Fix: Check filter and replace as necessary.

    22,298 vehicles · built 1 Jan 2009 to 15 Dec 2011

  35. CLS, E CLASS · steering may become heavy

    24 Oct 2011 · R/2011/116

    Power steering assistance may be lost due to an implausible signal occurring in the control unit. The mechanical steering of the vehicle is maintained but greater input from the driver will be required. When the fault occurs warning will be delivered both visually on the vehicle display and audibly via a signal tone.

    Fix: Recall the vehicles that are likely to be affected to replace the electric power steering units.

    316 vehicles · built 1 Nov 2010 to 30 Apr 2011

  36. CLS · passenger air bag may not deploy correctly

    21 Oct 2011 · R/2011/117

    It is possible that due to a faulty electrical connection and high air temperature only the first stage of the air-bag will only ignite and the second stage will not. This could result in the non-deployment or full deployment of the passenger air-bag. If the vehicle is involved in a serious collision it is possible that the passenger may receive increased head injuries.

    Fix: Recall all the affected vehicles and replace the passenger air-bag.

    1,279 vehicles · built 21 Oct 2010 to 30 May 2011

  37. C CLASS, CLK, CLS, E CLASS, G CLASS, M CLASS, R CLASS, S CLASS · engine could lose power.

    17 Nov 2008 · R/2008/149

    The electrical connection in the interior of the crankshaft sensor's chip housing may be interrupted which may result in loss of power and the inability to restart engine

    Fix: Recall affected vehicles and replace crankshaft sensor

    19,331 vehicles · built 1 Jan 2006 to 31 Dec 2007

  38. CL CLASS, CLS, E CLASS · brake pedal may require more effort than expected

    27 Jul 2005 · R/2005/056

    In isolated cases it is possible for vibrations within the vehicle to in turn vibrate the wiring harness connected to the Sensotronic Brake Control unit. This causes the internal contacts within the unit to suffer abrasion and subsequent resistance increase. The resultant affect is that more effort will be required on the brake pedal to stop the vehicle.

    Fix: Recall the vehicles that are likely to be affected and mount an additional bracket to the electrical harness to prevent relative movement.

    58,022 vehicles · built 1 Jul 2001 to 31 Dec 2005

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.