2015 Mercedes-Benz CLA45 AMG Service and Repair Manual

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Factory-Grade Data

2015 Mercedes-Benz CLA45 AMG service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • 4Matic Sedan 4-Door

Engines covered

  • 2.0L 1991CC l4 GAS DOHC Turbocharged

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2015 Mercedes-Benz CLA45 AMG Recalls & Complaints

NHTSA #17V11400023/02/2017Component: ELECTRICAL SYSTEM:STARTER ASSEMBLY

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2015-2017 C300 4Matic, C300, CLA250, CLA250 4Matic and CLA45 AMG vehicles, 2017 C300 4Matic Cabrio, C300 4Matic Coupe, C300 Cabrio, C300 Coupe, E30

Consequence

If the starting current limiter overheats, the surrounding components can melt, increasing the risk

Remedy

MBUSA will notify owners, and dealers will install an additional fuse in the electrical line to the

NHTSA #21V19700019/03/2021Component: STRUCTURE:BODY:ROOF AND PILLARS

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2020 C300 Coupe, C43 Coupe AMG, C43 AMG, 2015-2020 C300, GLA250, 2016-2018 C350e, CLA45 Coupe AMG, 2015 C400, S65 AMG, 2015-2019 C63 AMG, 2016

Consequence

The adhesive bonding of the front panel might deteriorate, possibly causing the front panel to detac

Remedy

Mercedes-Benz dealer will remove the bonded panel and will install a new front panel by following th

NHTSA #19V89200016/12/2019Component: AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION

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

Consequence

In the event of a crash, if the air bag does not deploy as designed, the front seat passenger has an

Remedy

MBUSA will notify owners, and dealers will replace the passenger seat cushion, free of charge. The

NHTSA #15V66200016/10/2015Component: ENGINE AND ENGINE COOLING:ENGINE

Mercedes-Benz USA, LLC (Mercedes-Benz) is recalling certain model year 2015 CLA250, CLA250 4Matic, GLA250, GLA250 4Matic, and 2016 SLK300 roadster vehicles manufactured July 17, 2015, to August 31, 20

Consequence

Engine damage may result in a stall, increasing the risk of a crash.

Remedy

Mercedes-Benz will notify owners, and dealers will replace the affected camshafts, free of charge.

NHTSA #23V85400015/12/2023Component: STRUCTURE:BODY:ROOF AND PILLARS

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2014-2020 C-Class, CLA, GLA, S-Class, GLC, and GLE vehicles. Please refer to MBUSA's recall report for specific vehicle details. The front roof pa

Consequence

A detached roof panel can become a road hazard, increasing the risk of a crash.

Remedy

Dealers will replace the front panel, free of charge. Owner notification letters were mailed on Aug

NHTSA #19V78700001/11/2019Component: COMMUNICATION

Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2013-2017 vehicles due to a software fault that may cause the date and time for the emergency call system (eCall) to differ from the actual date an

Consequence

An inaccurate vehicle location may delay emergency responders, increasing the risk of injury.

Remedy

MBUSA has initiated an Over the Air (OTA) remote update. MBUSA will also notify owners, and dealers

No service bulletins No technical service bulletins on file with NHTSA for the 2015 Mercedes-Benz CLA45 AMG.
20250724Component: AIR BAGSCrash reported1 injured

The contact owns a 2015 Mercedes-Benz CLA250. The contact stated that the air bag warning light was illuminated. The contact stated that the vehicle was previously involved in a collision, in which an

20250724Component: ENGINE AND ENGINE COOLINGCrash reported1 injured

The contact owns a 2015 Mercedes-Benz CLA250. The contact stated that the air bag warning light was illuminated. The contact stated that the vehicle was previously involved in a collision, in which an

20250724Component: ELECTRICAL SYSTEMCrash reported1 injured

The contact owns a 2015 Mercedes-Benz CLA250. The contact stated that the air bag warning light was illuminated. The contact stated that the vehicle was previously involved in a collision, in which an

20211026Component: STRUCTURE:BODYCrash reported1 injured

Incident on 10/18/21, while coasting into a parking space, my car suddenly accelerated and smashed into a concrete wall. Damage was extensive and car was determined a loss. Service was maintained th

20211026Component: VEHICLE SPEED CONTROLCrash reported1 injured

Incident on 10/18/21, while coasting into a parking space, my car suddenly accelerated and smashed into a concrete wall. Damage was extensive and car was determined a loss. Service was maintained th

Showing the 5 most serious of 83 complaints filed with NHTSA.

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