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2021 Mercedes-Benz E-Class problems, recalls and owner complaints
What the 2021 Mercedes-Benz E-Class has been recalled for, how often it fails the UK MOT and what owners report, from official government data. Updated October 25, 2026.
- 15safety recalls
- 25owner complaints
- 0crash reports
- 1fire report
- 7%fail the UK MOT
25 complaints, against an average of 91 for the other 14 Mercedes-Benz E-Class model years.
Every Mercedes-Benz E-Class model year with its number of owner complaints. Pick a year to compare.
What goes wrong with the 2021 Mercedes-Benz E-Class?
The components named most often in the 25 owner complaints. One complaint can name several, so the shares can add up to more than 100%.
What symptoms do 2021 Mercedes-Benz E-Class owners describe?
Found by reading the text of all 25 owner complaints. Tap a symptom for the answer, a real owner quote and any related recall.
- Why does my 2021 Mercedes-Benz E-Class idle rough, misfire or hesitate?4 owners · 16%
- Why does the backup camera not work on my 2021 Mercedes-Benz E-Class?4 owners · 16% · Recall 21V354000
- Why is the check engine light on in my 2021 Mercedes-Benz E-Class?3 owners · 12%
- Why does the battery keep dying on my 2021 Mercedes-Benz E-Class?3 owners · 12%
Has the 2021 Mercedes-Benz E-Class been recalled?
15 U.S. safety recalls. Repairs are free at a franchised dealer; some are done over the air.
Electrical System: Wiring Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 CLS 53 4MATIC, 2019-2023 E 53 4MATIC Cabriolet, E 53 4MATIC Coupe, E 53 4MATIC Sedan, 2021-2024 GT 43 4MATIC, and 2019-2025 GT 53 4MATIC vehicles. The transmission wiring harness connection might not have been correctly wired during a prior recall repair, and during production. which can expose the electrical connector to corrosion, and result in an electrical short-circuit.
Risk: An electrical short circuit can increase the risk of a fire.
Fix: Dealers will replace the two-part wiring harness and connector, free of charge. Interim letters, notifying owners of the safety risk, were mailed August 9, 2024. A second notice will be sent once the final remedy is available. Owners may contact MBUSA customer service at 1-877-496-3691. MBUSA's number for this recall is 2024100002/3. This recall supersedes recall 22V-533. Vehicles repaired under the prior recall will still need to have the new remedy performed.
Electrical System: Wiring Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2023 CLS450, E450, E450 All-Terrain, AMG E53, AMG GT43, AMG GT53, and 2021 AMG CLS53 vehicles. The 48-volt ground cable connection located in the engine compartment may not be tightened properly and may result in the ground cable overheating.
Risk: An overheated ground cable increases the risk of a fire.
Fix: Dealers will inspect the 48-volt ground cable connection and repair it as necessary, free of charge. Owner notification letters were mailed March 22, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2024MMNNNN.
Fuel System, Gasoline: Delivery: Fuel Pump Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2024 GLE, GLS, C-Class, E-Class, S-Class, SL, GLC, CLS, AMG GT, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle details. The fuel pump may shutdown, causing a loss of drive power.
Risk: A loss of drive power can increase the risk of a crash.
Fix: Dealers will replace the fuel pump, free of charge. Owner notification letters were mailed on June 28, 2024. Owner notification letters will be mailed in phases, on February 23, 2024, April 19, 2024, June 28, 2024, August 9, 2024, October 1, 2024, and December 2, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. This recall is an expansion of NHTSA recall number 23V-445.
Electrical System: 12v/24v/48v Battery Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2022 CLS450 Coupe and AMG E53, 2019-2021 AMG CLS53 Coupe, and 2021-2022 E450 vehicles. The 12-Volt battery in the trunk may not be properly secured, which, in the event of a crash, can cause electrical connection failure, disabling various safety features including, emergency call (eCall) system, electric seat adjustment, hazard warning lights, and automatic door locks.
Risk: The inability to operate safety features (eCall system, hazard lights, electric seats, or automatic door locks) can increase the risk of injury during a crash.
Fix: Dealers will secure the 12V battery, free of charge. Owner notification letters were mailed January 20, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022100009.
Electrical System: Wiring Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2022 AMG GT43, 2019-2022 AMG E53, E53 Coupe, E53 Cabriolet, AMG GT53, and 2019-2021 AMG CLS53 vehicles. The transmission wiring harness may be misrouted, which can expose the electrical connector to corrosion, and result in an electrical short-circuit.
Risk: An electrical short-circuit can increase the risk of a fire.
Fix: Dealers will inspect and repair the electrical connector, as necessary. Dealers will also reroute the harness and install an additional bracket. All repairs will be performed free of charge. Owner notification letters were mailed October 14, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022080010.
Electrical System: SoftwareOver-the-air fix Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. An error in the communication module's SIM card software can cause a mobile network connection failure, disabling the emergency call (eCall) system.
Risk: A disabled eCall system would prevent a vehicle occupant from contacting the emergency services call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.
Fix: The communication module software will be updated through an Over-the-Air (OTA) update or by a dealer, free of charge. Owner notification letters were mailed July 8, 2022. Owner notification letters will be mailed in phases, on July 8, 2022, May 17, 2024, July 29, 2024, and September 27, 2024. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers are for this recall is 2022060005 and 2023110006.
Steering: Steering Wheel/Handle Bar Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021-2022 C-Class, E-Class, S-Class, SL, EClass Coupe/Convertible, CLS, AMG GT 4-doors Coupe, and EQS vehicles with a heated leather steering wheel. Due to a software error in the hand detection control unit, the hands-off detection might not detect when the driver's hands are away from the steering wheel when using the Active Distance Assist DISTRONIC system.
Risk: Deactivated hands-off detection will prevent DISTRONIC system features from functioning, including warnings to grab the steering wheel and calling first responders as part of the Active Emergency Stop Assist, which can increase the risk of a crash or injury.
Fix: Dealers will update the hand detection control unit software for the DISTRONIC system, free of charge. Owner notification letters were mailed May 6, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2022040010.
Air Bags: Sensor: Side Impact Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 CLS450, AMG E53, AMG CLS53, E350, E450, AMG GT43, AMG GT53, 2020 S450, S560, G550, AMG GLC63, 2020-2021 GLC300, and AMG G63 vehicles. The side crash sensor connectors may come loose, which could delay the activation of air bags and seatbelts during a side impact crash.
Risk: Air bags and seatbelts that don't function as intended can increase the risk of injury during a crash.
Fix: Dealers will inspect and replace as necessary, the side impact crash sensors, free of charge. Owner notification letters were mailed on September 3, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021070032/33.
Seat Belts: Rear/Other: Retractor Mercedes-Benz, LLC (MBUSA) is recalling certain 2021 G550, AMG G63, E350, E450, AMG CLS53, AMG E53, AMG GT43, AMG GT53, AMG GT63, 2021-2022 CLS450, and AMG E63 vehicles. The rear seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, "Occupant Crash Protection."
Risk: An unsecured child restraint system can increase the risk of injury during a crash.
Fix: Dealers will inspect, and replace as necessary, the rear seat belt assemblies, free of charge. Owners notified of the voluntary recall campaign by an interim letter on August 13, 2021. A final letter was mailed on September 24, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.
Seats: Mid/Rear Assembly: Head Restraint Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 C300 Cabriolet, C43 AMG Cabriolet, C63 AMG Cabriolet, C63 AMG S Cabriolet, E450 Cabriolet, and E53 AMG Cabriolet vehicles. The rear headrests may be incorrectly mounted to the seatbacks.
Risk: Incorrectly mounted headrests could move or detach from the seat during a crash, increasing the risk of injury.
Fix: Dealers will inspect the rear seatback guide bushings and replace them if necessary, free of charge. Owner notification letters were mailed July 16, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021060010.
Back Over Prevention: Sensing System: CameraOver-the-air fix Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2019-2021 CLA-Class, GLE/GLS-Class, A-Class, E-Class, E-Class Coupe and Convertible, GLA/GLB-Class, GLC-Class, CLS-Class, and AMG GT-Class 4-door Coupe vehicles. Please refer to MBUSA's recall report for specific vehicle model details. The MBUX multimedia system software may cause the display to remain black, or reboot after startup. This could result in the rearview camera image not displaying properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."
Risk: A backup camera that displays a blank image reduces the driver's rear view, increasing the risk of a crash or injury.
Fix: The multimedia system software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed beginning June 28, 2021. Owners may contact MBUSA customer service at 1-800-367-6373. MBUSA's number for this recall is 2021050012.
Seats Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 C-Class, E-Class, E-Class Coupe and Convertible, GLC, CLS, AMG GT 4-door Coupe and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. A faulty electrical contact within the seat position switch may prevent the driver and passenger air bags and seat belt force limiters from properly activating during a crash.
Risk: Air bags and seat belts that do not perform properly in a crash can increase the risk of injury.
Fix: MBUSA will notify owners, and dealers will replace the seat position switches, free of charge. Owner letters were mailed May 21, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021040016.
Seats Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2021 E350, E450, E450 Wagon, E63S AMG, 2020 E63S AMG Wagon, and 2020-2021 E53 AMG vehicles. The passenger seat limiter may allow the seat to be positioned too close to the air bag.
Risk: A seat too close to the air bag increases the risk of injury in the event of a crash necessitating the deployment of the frontal passenger air bag.
Fix: MBUSA will notify owners, and dealers will recalibrate the passenger seat limiter, free of charge. The recall began April 29, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021040002.
Electrical System: SoftwareOver-the-air fix Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.
Risk: Failure of the eCall system may result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.
Fix: MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.
Seats Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2021 E350 and E450, 2019-2021 AMG E53 and 2020-2021 AMG E63 vehicles. The front passenger seat may be missing the mechanical seat adjustment range limit stop, allowing the seat to move outside of the acceptable range in relation to the air bag.
Risk: If the front passenger seat is adjusted beyond the acceptable range in relation to the air bag, there could be an increased risk of injury in the event of a crash with air bag deployment.
Fix: MBUSA will notify owners, and dealers will inspect for the mechanical seat adjustment range limitation for the front passenger seat and install it if necessary, free of charge. The recall began December 18, 2020. Owners may contact MBUSA customer service at 1-800-368-6372. MBUSA's number for this recall is 2020110013.
Is the 2021 Mercedes-Benz E-Class recalled in the UK or Europe?
Recalls issued by the UK's DVSA and through the EU's Safety Gate system that cover this model and build period. European models can differ from U.S. ones, and "years estimated" means the recall gave no build dates, so confirm your own car with your registration or VIN.
UK DVSASRPC2419 Misfire Detection M264
Risk: 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.
UK DVSASRPC2409 - Tightness of Transmission Wiring Harness ConnectorTightness of Transmission Wiring Harness Connector
Risk: 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.
UK DVSASRPC2412 - Tightness of Transmission Wiring Harness ConnectorTightness of Transmission Wiring Harness Connector
Risk: 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
UK DVSASRPC2400 - Bolting of 48 volt ground connectionBolting of 48 volt ground connection
Risk: On certain vehicles the 48V ground connection in the engine compartment might not be secured correctly.
Fix: Check the bolting of the ground connection on the affected vehicles and perform the respective repairs if necessary.
UK DVSAOn affected vehicles the fuel pump impeller might not meet specifications and may deform.
Risk: On affected vehicles the fuel pump impeller might not meet specifications and may deform.
Fix: Replace the fuel pump module.
UK DVSAOn affected vehicles the manufacturing of the wiring harness to the power electronics might not meet specifications.
Risk: On affected vehicles the manufacturing of the wiring harness to the power electronics might not meet specifications.
Fix: Check the wiring harness and repair if necessary.
UK DVSAThe attachment for the 12v battery in the luggage compartment may not withstand the loads in the event of an accident
Risk: 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.
UK DVSAThe transmission wiring harness might not be routed according to specifications
Risk: 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.
UK DVSAThe routing of the transmission wiring harness might not meet specifications
Risk: The routing of the transmission wiring harness might not meet specifications.
Fix: Check the transmission wiring harness routing on the affected vehicles and replace it if necessary.
UK DVSAThe bonding of the right rear door window bar might not meet specifications
Risk: The bonding of the right rear door window bar might not meet specifications.
Fix: Check the fixation of the window bar on the affected vehicles and replace the side window if necessary
UK DVSAThe bolting of the 48v ground connection of the electrical refrigerant compressor might be fastened with an insufficient torque
Risk: The bolting of the 48V ground connection of the electrical refrigerant compressor might be fastened with an insufficient torque.
Fix: Check the bolting of the ground connection on the affected vehicles and correct it if necessary.
UK DVSAThe hands-off detection might not detect when the driver's hands are away from the steering wheel
Risk: The hands-off detection might not detect when the driver's hands are away from the steering wheel.
Fix: Update the coding of the hand detection system on the affected vehicles.
UK DVSAThe software of the headlamps might not meet specifications.
Risk: The software of the headlamps might not meet specifications.
Fix: Replace the affected headlamp control units on the vehicles.
UK DVSAThe locking mechanism for the electrical connector of the left acceleration crash sensor at the bending beam might not meet specifications
Risk: On certain vehicles the locking mechanism for the electrical connector of the left acceleration crash sensor at the bending beam might not meet specifications.
Fix: Check the crash sensor at the bending beam on the affected vehicles and rework if necessary.
UK DVSAThe software of the engine control unit might not meet specifications
Risk: 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.
UK DVSACoolant pump might have a leakage between the vacuum system and the coolant circuit
Risk: 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.
UK DVSAThe crankshaft might not meet specifications
Risk: On certain vehicles with a 4-cylinder Diesel engine the crankshaft might not meet specifications.
Fix: Replace the engine on the affected vehicles.
UK DVSAMounting screws of front axle brake callipers might not meet specifications
Risk: 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.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe belt tensioner arm may have been manufactured with borderline tolerance
Risk: The belt tensioner arm may have been manufactured with borderline tolerance.
Fix: Replace the belt tensioner. Additionally check the v-ribbed belt on the affected vehicles and replace it if necessary.
UK DVSAThe locking mechanism for the electrical connector of the side crash sensors might not meet specifications
Risk: The locking mechanism for the electrical connector of the side crash sensors might not meet specifications.
Fix: Check the side crash sensors in the doors on the affected vehicles and replace them if necessary.
UK DVSAThe fixation of the rear headrests might not meet specifications
Risk: The fixation of the rear headrests might not meet specifications.
Fix: Check the guide sleeves on the rear seats of the potentially affected vehicles and replace them if necessary.
UK DVSAThe software and hardware of the parking control unit might not meet specifications
Risk: The software and hardware of the parking control unit might not meet specifications.
Fix: Replace the parking control unit on the affected vehicles.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe behaviour of the emergency call system might not meet specifications
Risk: The behaviour of the emergency call system might not meet specifications.
Fix: Update the software of the communication module for the emergency call system.
UK DVSAThe screw connection of the power supply on the starter might not have been installed according to specifications
Risk: The screw connection of the power supply on the starter motor might not have been installed according to specifications.
Fix: Check the screw connections of the starter motor and the position of the plus wire on the affected vehicles and correct them if necessary.
UK DVSAThe two grab handles on the left side of the headliner may not be attached according to specifications
Risk: The two grab handles on the left side of the headliner might not be attached according to specifications.
Fix: Inspect the mounting of the grab handles on the left side of the affected vehicles and correct it if necessary.
UK DVSAThe communication module may be deactivated
Risk: The communication module may be deactivated
Fix: Carry out a check of the configuration of the communication module on affected vehicles and if necessary activate the communication module.
EU Safety GateThe electrical connector of the transmission wiring harness may not have been correctly processed.This can lead to water entering the connector, which could cause short circuit and can create a thermal overload of the connector when the vehicle is parked, causing the risk of fire.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe 48V ground cable bolt in the engine compartment may be incorrectly secured.This could increase electrical transition resistance at the point of connection. As a result, the high electrical currents that can flow through this connection could increase the temperature, increasing the risk of fire. Furthermore, the 48V electrical power supply failure may increase exhaust emissions. This could have a negative impact on the environment.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe seal for the special plug-in contact of the gearbox designed to protect against contact with moisture and splashing water is…The seal for the special plug-in contact of the gearbox designed to protect against contact with moisture and splashing water is improperly installed. Thus splashed water can enter the socket contact when driving in wet conditions and can lead to a short circuit, increasing the risk of a fire.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe screw connection of the 48 V ground connector of the coolant electric compressor may come loose and lead to improper attachment of the…The screw connection of the 48 V ground connector of the coolant electric compressor may come loose and lead to improper attachment of the ground line cable head. This increases the electrical contact resistance and can cause the temperature at the connection point to increase, increasing the risk of fire.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe latching of the electrical connector of the left acceleration crash sensor onto the cross beam may not be in line with specifications,…The latching of the electrical connector of the left acceleration crash sensor onto the cross beam may not be in line with specifications, so the electrical connector of the crash sensor might become detached as a result of vibration while the vehicle is driven or in an accident with multiple impacts. As restraint systems will not be triggered, this could reduce the restraint effect, increasing the risk of injury.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe vacuum-controlled coolant pump may not be tightly sealed between the coolant and vacuum circuits.This may result in the coolant leaking into the vacuum circuit leading to an electrochemical reaction, increasing the risk of fire.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateA trapped particle may damage the sealing between the fuel rail and fuel injector, which could cause fuel to leak into the engine…A trapped particle may damage the sealing between the fuel rail and fuel injector, which could cause fuel to leak into the engine compartment. Consequently, leaking fuel may come into contact with hot parts of the engine, increasing the risk of fire.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateIn certain vehicles with a calliper disc-brake system, the bolts of the brake callipers on the front axle may not meet the specifications.A brake calliper can detach during braking, which may lead to braking power being reduced and components being lost. That would increase the potential risk of accidents, including for the following traffic.
Measures: Type of economic operator taking notified measure(s): Distributor; Category of measure(s): Recall of the product from end users; Date of entry into force: 02/11/2021
EU Safety GateThe mounting screws of the disc brake callipers on the front axle may not be in line with specifications.As a result, when braking, a disc brake calliper may detach, increasing the risk of accidents.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe belt tensioner arm may have been manufactured with a borderline tolerance, which could cause one side of the V-ribbed belt to rub…The belt tensioner arm may have been manufactured with a borderline tolerance, which could cause one side of the V-ribbed belt to rub against the belt tensioner, causing it to fail. As a result, the coolant pump may stop working, causing the engine to overheat, thus compromising the impermeability of the oil sump. Consequently, oil may leak onto the road, posing a risk to the following traffic.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe electrical connector of the side-impact sensors might not be correctly latched and could become detached.This would lead to delayed activation of the restraint systems in the event of a side impact, reducing their restraining effect and increasing the risk of injury to the vehicle occupants.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe software and hardware of the parking assistance system may be defective.This could lead to the rear camera view being impeded or failing completely. Moreover, the ultrasonic parking sensors might not detect an obstacle or not detect it correctly, leading to increased risk of an accident.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe rear head rests might not have been attached correctly.As a result, they could become displaced or detached from the seat in the event of an accident, increasing the risk of injury.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateDue to a defective screw connection, the starter motor positive cable may become damaged by the relative movements of the starter.Consequently, the cable could come into contact with the housing of the starter and cause a short circuit, which could lead to an engine stall and increased risk of fire.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe two interior roof grab handles on the left side in the travel direction may not have been attached correctly.As a result, a handle could become detached if a vehicle occupant holds on to it when entering or exiting the vehicle, leading to increased risk of injury.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
How often does the 2021 Mercedes-Benz E-Class fail its MOT?
Why they failed: the share of failed tests with at least one fault in each area (a test can fail on several). Cars first registered in 2021, tested in Great Britain in 2023; first registration is usually, but not always, the model year. Source: DVSA anonymised MOT tests and results, Open Government Licence v3.0.
What do 2021 Mercedes-Benz E-Class owners report?
12 of the 25 complaints, the most recent for the most-reported components, as the owners wrote them. NHTSA removes names and VINs; long reports are trimmed. CarHooq has not verified individual claims.
Engine misfires, lower engine power, and a lit check engine/Malfunction Indicator Lamp. Mercedes-Benz issued an Emission Service Campaign (No. 2021070006, internal code 21P1590208) to replace out-of-spec ignition coils on 657 vehicles from model year 2021, including the E-Class. My VIN was not included in the recall campaign but my vehicle is experiencing these exact symptoms as referenced in the first sentence. My vehicle has 48,000 miles.
Vehicle: 2021 Mercedes-Benz E350 Sedan (W213) VIN: [XXX] While operating the vehicle, the diagnostic system displayed the fault code P240200 related to the Evaporative Emission Control System (EVAP). The warning message indicated a “positive short circuit” in the fuel vapor leak diagnosis pump control circuit. The malfunction appears to involve the EVAP diagnostic module and/or associated electrical wiring near the fuel system. The affected component may be available for inspection upon request. The issue raises safety concerns because the fault involves an electrical short circuit associated…
With the car only have about 15,000 miles the transmission has failed . I have seen there have been recalls of other models with similar complaints of transmission failure .
Engine keeps having a misfire that Mercedes put a TSB out for and once the misfire happen I cause the vehicle to go in a limp mode which causes the vehicle to loose power happened to me in the freeway. The car had 54K miles and Mercedes refused to repair the issue as the engine part failure isn’t common.
My 2021 Mercedes-Benz E350 (VIN [XXX] ) developed a serious engine issue involving cylinder misfire and check engine light. The dealer diagnosed it as a leaking exhaust valve on cylinder 4, related to TSB LI01.30-P-072328, which documents valve seat wear in M260 engines. This is a known defect acknowledged by Mercedes in technical bulletins, and other customers in the U.S. have received warranty extensions or goodwill coverage. I was denied coverage even though this is a manufacturer defect that can lead to misfire, power loss, and potential stalling, posing a safety risk on the road…
1) Rear view camera sometimes working, some times not working. (Message reads “system inoperative “ 2) Forward view camera also affected. 3) display shown “12V battery low in battery “ 4) Not long ago, just had vehicle suddenly vibrating vigorously while backing up from parking and during driving. Gas paddle not responding when stepping down, ( vehicle was then towed to dealer and they updated some kind of electrical thing)
FIRE FIRE FIRE Information light came on just saying 12 Volt Battery. I sat in the car letting it idle for about 3 minutes. It began to smoke and then burst into flames. I called 911 got the fire department here but by the time they were here there was not much left. The car essentially burned to the ground and insurance has declared it a total loss. Car was in my driveway, was certainly a danger to me, to my house and to my neighbor's cars and house.
I was parking and the 360 view sensor did not come up. When I tried to back out and move forward again, I realized the back up camera would not come on. I turned the car on and off and then tried again to reverse to engage the camera but was instead given a message that says system inoperative.
The engine is misfiring and not powering correctly during driving. Car is failing to take off and today almost caused an accident due to the car would not pull off from the traffic light with oncoming traffic due to loss of power. Safety was at risk due to an accident was almost caused due to car not moving in on coming traffic Dealership is citing that is needs to have a cylinder replaced but will not tell me why it needs to be replaced, why this has happened or what could have been done pre maintenance to avoid this issue Check engine light came on Dealer has been contacted, and was told…
The contact owns a 2021 Mercedes-Benz E350. The contact stated while driving at approximately 60 MPH, the check engine warning light illuminated, and the vehicle decelerated to 30 MPH. The vehicle was taken to the local mechanic who diagnosed that the fuel pump was faulty and needed to be replaced. The vehicle was not repaired. The local dealer and manufacturer were notified of the failure and informed the contact that the VIN was not included in NHTSA Campaign Number: 23V445000 (Fuel System, Gasoline). The contact stated that the vehicle had experienced that failure listed in the recall. The…
What component or system failed or malfunctioned, and is it available for inspection upon request? Automatic Emergency Braking / Selt Belt Pretensioner. Car can be inspected at dealer during a scheduled service if needed. How was your safety or the safety of others put at risk? I was driving on a local road (paved, no painted road markings, some small cracks/pot holes but all minor) that I frequently drive without issue. This time as I was coming out of a minor left-hand curve and about 30 meters from a slightly sharper right hand turn the Automatic Emergency Braking warning light activated…
WHILE GOING 45 MPH ON A CLEAR FOUR LANE SMOOTH BLACKTOP CITY STREET THE CAR CAME TO A COMPLETE EMERGENCY STOP. A RED TRIANGLE APPEARED ON THE DASH BUT BECAUSE OF THE STARTLING NATURE I COULD NOT REMEMBER EXACTLY WHERE. THERE WAS NO APPARENT REASON FOR THIS EMERGENCY STOP, THIS STREET WAS FAMILIAR AND HAD BEEN DRIVEN DAILY FOR OVER THIRTY YEARS. IF THIS HAD HAPPENED ON THE FREEWAY AT FREEWAY SPEEDS THIS COULD HAVE BEEN A DISASTER.
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2021 Mercedes-Benz E-Class: questions owners ask
Is the 2021 Mercedes-Benz E-Class reliable?
NHTSA data alone cannot rate reliability, but it shows what owners reported. Owners filed 25 complaints with NHTSA about the 2021 Mercedes-Benz E-Class; the most common categories were electrical system (8, 32%), engine (7, 28%), back over prevention (4, 16%). There are 15 safety recalls. 1 mentions a fire.
What are the most common problems with the 2021 Mercedes-Benz E-Class?
Across 25 owner complaints filed with NHTSA, the categories mentioned most often are electrical system (32% of complaints), engine (28% of complaints), back over prevention (16% of complaints), power train (16% of complaints), forward collision avoidance (8% of complaints). One complaint can name several components.
Does the 2021 Mercedes-Benz E-Class have any recalls?
Yes. NHTSA lists 15 recalls for the 2021 Mercedes-Benz E-Class; the most recent (campaign 24V445000, 2024-06-14) concerns Electrical System: Wiring. Recall repairs are free at a franchised dealer; check your VIN at nhtsa.gov/recalls.
Why does my 2021 Mercedes-Benz E-Class idle rough, misfire or hesitate?
4 of the 25 owner complaints NHTSA has on file for the 2021 Mercedes-Benz E-Class (16%) describe rough idling, misfires or hesitation when accelerating. One owner wrote: "Engine misfires, lower engine power, and a lit check engine/Malfunction Indicator Lamp. Mercedes-Benz issued an Emission Service Campaign (No." (NHTSA complaint 11755689, August 2026). If it happens to your car, check your VIN for open recalls at nhtsa.gov/recalls and report the problem to NHTSA; complaints are what trigger investigations.
Why does the backup camera not work on my 2021 Mercedes-Benz E-Class?
4 of the 25 owner complaints NHTSA has on file for the 2021 Mercedes-Benz E-Class (16%) describe the rearview or backup camera failing or showing a blank screen. A related recall exists: campaign 21V354000 (back over prevention: sensing system: camera). The fix: The multimedia system software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. One owner wrote: "1) Rear view camera sometimes working, some times not working. (Message reads “system inoperative “ 2) Forward view camera also affected." (NHTSA complaint 11649636, March 2025). Recall repairs are free at a dealer; check your VIN at nhtsa.gov/recalls.
Why is the check engine light on in my 2021 Mercedes-Benz E-Class?
3 of the 25 owner complaints NHTSA has on file for the 2021 Mercedes-Benz E-Class (12%) describe the check engine light coming on. One owner wrote: "My 2021 Mercedes-Benz E350 (VIN [XXX] ) developed a serious engine issue involving cylinder misfire and check engine light." (NHTSA complaint 11673376, July 2025). If it happens to your car, check your VIN for open recalls at nhtsa.gov/recalls and report the problem to NHTSA; complaints are what trigger investigations.
Why does the battery keep dying on my 2021 Mercedes-Benz E-Class?
3 of the 25 owner complaints NHTSA has on file for the 2021 Mercedes-Benz E-Class (12%) describe a dead or draining battery. One owner wrote: "1) Rear view camera sometimes working, some times not working. (Message reads “system inoperative “ 2) Forward view camera also affected." (NHTSA complaint 11649636, March 2025). If it happens to your car, check your VIN for open recalls at nhtsa.gov/recalls and report the problem to NHTSA; complaints are what trigger investigations.
Check your own E-Class
Counts are a starting point, not a verdict: popular models collect more complaints because more of them are on the road, and NHTSA does not verify individual reports. To see whether a recall is still open on your car, enter your VIN at nhtsa.gov/recalls (U.S.) or your registration at check-vehicle-recalls.service.gov.uk (UK). Had a safety problem? Report it to NHTSA; complaints are what trigger investigations and recalls.
Data: NHTSA Office of Defects Investigation recall and complaint databases (public domain), DVSA anonymised MOT results (Open Government Licence v3.0), DVSA vehicle recalls (Open Government Licence v3.0), EU Safety Gate alerts (© European Union), retrieved October 25, 2026. Model year 2021 only; combines NHTSA's entries for AMG E53, E-CLASS and E-CLASS CABRIOLET.