Mercedes-Benz CLA-Class C117 common faults.

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2015-2018 CLA250 and CLA250 4MATIC, and 2017-2018 CLA45 AMG vehicles. The Occupant Classification System (OCS) may have been improperly calibrated, which may prevent the proper deployment of the front passenger air bag.

Risk: In the event of a crash, if the air bag does not deploy as designed, the front seat passenger has an increased risk of an injury.

Remedy: MBUSA will notify owners, and dealers will replace the passenger seat cushion, free of charge. The recall began July 31, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020060012.

The authority's notice

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2019 CLA250 and CLA250 4MATIC vehicles. The right side door locks may not have been properly manufactured. As a result, the right-side doors may not be able to be opened from outside of the vehicle.

Risk: In the event of a crash, if the right side doors cannot be opened from the outside, it could increase the risk of injury.

Remedy: MBUSA will notify owners, and dealers will replace the door locks, free of charge. The recall began May 3, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019030020.

The authority's notice

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2018 CLA250 and CLA250 4MATIC vehicles. The tail lights and the side marker lights may flicker or fail, affecting the vehicle's visibility.

Risk: Reduced visibility increases the risk of crash.

Remedy: MBUSA will notify owners, and dealers will replace the affected light bulb sockets, free of charge. The recall began April 5, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019030009.

The authority's notice

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018 Mercedes-Benz CLA250, CLA250 4Matic, and CLA45 AMG 4Matic vehicles. The Occupant Classification System (OCS) may not be properly calibrated, resulting in the front passenger air bag not being deactivated if a child seat is in the front seat.

Risk: If a child seat is in the front seat and the passenger air bag is not deactivated, in the event of a crash, it can increase the risk of injury.

Remedy: MBUSA will notify owners, and dealers will replace the front passenger seat cushion, free of charge. The recall began January 2, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2018120001.

The authority's notice

The starter current limiter may be overloaded and overheat. As a consequence, the surrounding components could ignite, leading to a fire.

Remedy: 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: 01/09/2017

The authority's notice

Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2014 CLA250 vehicles manufactured December 14, 2012, to April 24, 2013 equipped with gasoline engines. The affected vehicles have a fitting that connects the vacuum line to the brake booster which may break causing increased forced to be needed to apply the brakes.

Risk: If the vehicles unexpectedly need increased pressure on the brake pedal to apply the brakes, there would be an increased risk of a crash.

Remedy: MBUSA will notify owners, and dealers will replace the connector end fitting at the brake booster, free of charge. The recall began July 21, 2017. Owners may contact MBUSA customer service at 1-800-367-6372.

The authority's notice

Mercedes-Benz USA, LLC (MBUSA) is recalling certain model year 2014 CLA 250C vehicles manufactured September 10, 2014, to September 11, 2014, 2014 CLA 250C 4Matic vehicles manufactured September 13, 2014, to September 25, 2014, and 2014 CLA 45 AMG 4Matic vehicles manufactured September 10, 2014, to September 25, 2014. The affected vehicles have fuses that may have been incorrectly installed in the passenger side interior fuse boxes.

Risk: If the fuses were not properly installed, they may lose electrical contact. In the event of a loss of electrical contact, certain systems may be impacted, including the function of the front passenger seat occupancy recognition system, the passenger side air bag indicator lamp, the instrument cluster and the windshield wipers. Should the function of the front passenger seat occupancy recognition system or the passenger side airbag indicator lamp be affected, the risk of injury for passengers in the event of a crash would be increased. Should the function of the instrument cluster and the windshield wipers be affected, the risk of a crash would be increased.

Remedy: MBUSA will notify owners, and dealers will inspect the position and orientation of the fuses, and if necessary, replace the fuse box, free of charge. The recall began on August 18, 2015. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2015060007.

The authority's notice

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. The product does not comply with the requirements laid down in the Regulation on the approval and market surveillance of motor vehicles and their trailers, and of systems, components and separate technical units intended for such vehicles.

Remedy: 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

The authority's notice

The four self-locking nuts used to attach the airbag might not have been correctly tightened. As a result, in the event of an accident in which the airbag was deployed, it could become detached from its base plate, failing to provide its restraining effect and increasing the risk of injuries.

Remedy: 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

The authority's notice

The occupant classification system for the front passenger seat may not be calibrated in accordance with the specifications. Consequently, an installed child seat may be identified as a person or a small, light person as a child seat. As a result, the passenger airbag could be activated despite the presence of a child seat or the passenger airbag could fail to activate despite the presence of a person on the passenger seat, increasing the risk of injuries.

Remedy: 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

The authority's notice

Refrigerant of type R134a is used in the air conditioning system. As a result, the affected vehicles do not meet the requirements for type approval. The product does not comply with the requirements of the Type-approval directive.

Remedy: Type of economic operator to whom the measure(s) were ordered: Manufacturer Category of measure(s): Recall of the product from end users Date of entry into force: Unknown

The authority's notice

Improper torque of the screws on the brake caliper housing can cause the screw connections to become loose. As a result, the braking performance would be reduced and components of the brake caliper may be lost, increasing the risk of accidents. The product does not comply with the Regulation on the approval and market surveillance of motor vehicles and their trailers, and of systems, components and separate technical units intended for such vehicles.

Remedy: 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

The authority's notice

A bore hole in the universal joint on the steering shaft may have incorrect size. As a result, there could be play between the bearing fitted into the bore hole and the universal joint, which could cause the joint to become detached over time. This would impair the vehicle’s steerability, increasing the risk of an accident.

Remedy: 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

The authority's notice

The steering software may not correctly activate the fallback level in the event of a hardware failure. This could affect the power steering assistance and lead to the loss of steering capacity, increasing the risk of an accident. The product does not comply with the Regulation on the approval and market surveillance of Motor Vehicles and their trailers, and of systems, components and separate technical units intended for such vehicles.

Remedy: Type of economic operator taking notified measure(s): Manufacturer Category of measure(s): Update of the electric steering software Date of entry into force: Unknown 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

The authority's notice

Due to a defect in the high fuel pressure manifold the engine might be damaged. This may lead to reduced engine power and to inability to start the vehicle, increasing the risk of an accident. The product does not comply with the Regulation on the approval and market surveillance of motor vehicles and their trailers, and of systems, components and separate technical units intended for such vehicles.

Remedy: Type of economic operator taking notified measure(s): Importer Category of measure(s): Recall of the product from end users Date of entry into force: Unknown

The authority's notice

A fuel pipe connection of the inerting system may be defective. As a result, it may allow fuel to leak out in the event of an accident, increasing the risk of fire.

Remedy: 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

The authority's notice

One of the lateral crash sensors is not attached correctly and may not record correct values in the event of a side-impact crash. As a result the lateral airbag may not be properly inflated, increasing the risk of injury to the occupants.

Remedy: 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

The authority's notice

The oil-supply pipe on the turbocharger may leak. As a result, engine oil could leak onto the under-body paneling and from there onto the road, posing a risk to the following traffic. Moreover, leaking engine oil might come into contact with hot components in the engine compartment, increasing the risk of fire.

Remedy: 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

The authority's notice

A bolt in the locking mechanism of the articulated trailer coupling is defective. It could break while a trailer is being towed and consequently the trailer could detach, thus increasing the risk of an accident for following traffic.

Remedy: 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

The authority's notice

Following the update of the control unit coding, the coding parameters of the control unit could be defective. This could give rise to various unplanned reactions in the vehicle: the wrong airbag could be triggered in the event of an accident, the airbag control unit may not recognise the belt buckle status, the engine control unit could be coded with a false maximum speed or various assistance systems may not function.

Remedy: 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

The authority's notice

The mixture ratio of the fuel in the inflators of the front-passenger knee, pelvic and side curtain airbags may not be correct. In the event of an accident requiring the deployment of the airbags, this could lead to the airbags not inflating properly.

Remedy: 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

The authority's notice

The calibration of the occupant classification system for the passenger seat may not be adequate. As a consequence, the installation of a child seat may not deactivate the passenger airbag as required. In the event of an accident, the passenger airbag could therefore be deployed. This could increase the risk of injury to a child in a rear-facing child seat.

Remedy: 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

The authority's notice

The steering column is not sufficiently earthed. As a result, in the event of an electrostatic discharge, the driver's airbag may be triggered when not required. This could cause an accident.

Remedy: 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

The authority's notice