2023 BMW M240i Service and Repair Manual

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Covers all 2023 M240i trims — Base Coupe 2-Door, Coupe Coupe 2-Door ·
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2023 BMW M240i 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

  • Base Coupe 2-Door
  • Coupe Coupe 2-Door

Engines covered

  • 3.0L 2998CC l6 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
NHTSA #23V09900017/02/2023Component: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

BMW of North Americal, LLC (BMW) is recalling certain 2023 8 Series Coupe (840i, 840i xDrive, M850i xDrive, M8), 8 Series Convertible (840i, 840i xDrive, M850i xDrive, M8), 8 Series Gran Coupe (840i,

Consequence

Unintentionally closing the windows or sunroof without the key present can increase the risk of inju

Remedy

Dealers will update the software for the Electronic Control Unit (ECU), free of charge. In addition

NHTSA #23V03900001/02/2023Component: AIR BAGS:SIDE/WINDOW

BMW of North America, LLC (BMW) is recalling certain 2023 2 Series Coupe (230i, 230i XDrive, M240i, M240i xDrive) vehicles. The second-row seat backrest cover panels for the side air bags may break d

Consequence

A backrest cover panel that breaks during side air bag deployment may cause the air bag to deploy im

Remedy

Dealers will replace the rear seat backrest side air bag cover panels, free of charge. Owner notifi

TSB #11032729

The EVAP systems purge (vent) valve limited warranty for defects in materials and / or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in-service / delivery date.

TSB #10249027

The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for the dealer on ho

TSB #10244237

Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-

TSB #10242967

BMW AG has requested the inspection of all dealer stock of the following part number(s) listed below to ensure the spacer is conformed to drawing.

TSB #10242701

The steering wheel heating takes a long time to achieve the desired temperature.

20230926Component: UNKNOWN OR OTHER

Idrive 8 system failure. Not responding with app. No notifications if vehicle left running or unlocked. BMW server issues

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