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2021 BMW M440i xDrive Service and Repair Manual
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$29.99 USD
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Covers all 2021 M440i xDrive trims — Base Convertible 2-Door, Base Coupe 2-Door ·
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2021 BMW M440i xDrive Service and Repair Manual
Regular price
$29.99 USD
Unit price
2021 BMW M440i xDrive 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 Convertible 2-Door
- Base Coupe 2-Door
Engines covered
- 3.0L 2998CC l6 GAS DOHC Turbocharged
- 3.0L 2998CC l6 MILD HYBRID EV-GAS (MHEV) 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
BMW of North America, LLC (BMW) is recalling certain 2021 2 Series (230i, 230i xDrive, M240i, M240i xDrive), 330e, 330e Xdrive, 4 Series Coupe (430i, 430i xDrive, M440i xDrive) M4 Coupe, M4 Competitio
Consequence
During a crash, a seat belt retractor that does not function as intended increases the risk of injur
Remedy
Dealers will inspect the seat belt retractors (including the seat belts) and, if necessary, replace
BMW of North America, LLC (BMW) is recalling certain 2019-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, X4 xDrive30i, X4 M40i, M550i, X4M, X5 sDrive40i, X5 xDrive40i, X5 xDrive50i, X5M, X5 M50i, X7 x
Consequence
If the driver relies on only the rearview camera image, the missing or reduced rearview image view c
Remedy
BMW will notify owners, and dealers will inspect the rearview camera software and update it if neces
BMW of North America, LLC (BMW) is recalling certain 2019-2022 330i, 330i xDrive, M340i, 2022 430i Coupe, 2021-2022 430i, M440i Convertible, and 2020-2022 228i xDrive Gran Coupe vehicles. The receive
Consequence
An audible chime that does not properly alert the driver to fasten their seat belt increases the ris
Remedy
Dealers will update the receiver audio module software, free of charge. Owner notification letters
BMW of North America, LLC (BMW) is recalling certain 2021 430i and M440i 4 Series Convertible vehicles. In certain side-impact crashes, the head-thorax air bag may not deploy as intended.
Consequence
An air bag that deploys incorrectly can increase the risk of injury in a crash.
Remedy
Dealers will update the software, at no charge. All affected vehicles are still in dealer inventory
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.
An interference noise (groaning noise) can be heard from within the heating and air-conditioning unit in thecenter of the instrument panel. The groaning noise always occurs when either a ventilation flap, air stratification flap or the reci
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
The Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3). FaultB7F8F9 HU-H: Reset will be stored in the HU-H3.
Customer states one of the front seats is inoperative. The seat heater and power supply are inoperative. During the vehicle test, the seat module does not respond. The power supply fuse for the seat module isfound to have blown.
At low outside temperatures (below 40 degrees F) and slow driving speeds (i.e. when parking, maneuvering)with a large steering angle, the front end can be slightly axially misaligned. This can be felt (jerking)/ heard via an acoustic acknow
Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-
?A software error may cause an unwanted pressure pulsation in the transmission during a "Remote Engine Start."
Showing the 8 most recent of 124 technical service bulletins on file with NHTSA.
Vehicle brakes malfunctioned.
The car basically blew up on the highway at rush hour. BMW knows of this issue with this model and has some of their other models under a recall for this very thing. I have a service action from BMW
Brought a New 2021BMW M440 only 5 months ago, garage kept, has less than 4,000 miles. I woke up with a 10â crack across windshield @ 6:30 am on 9/28/2021with popping sounds. Windshield was shown on