2020 BMW M340i
Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2020 BMW M340i is worth — from official NHTSA and EPA data. 94 on record.
2020 BMW M340i at a glance
Included: that car's specs and build sheet, model-year recall campaigns and a fair price.
2020 BMW M340i recalls 10
BMW of North America, LLC is recalling certain 2019-2020 X5, X7, 2020 3 Series Sedan, X6, 2020-2021 7 Series Sedan, 2020 8 Series Convertible, 8 Series Coupe, and 2020 8 Series Gran Coupe vehicles. Please see the recall report for the complete list of models. In the event the starter motor fails, repeated attempts to start the vehicle can cause the starter motor to overheat from an electrical overload.
Fix: Dealers will update the vehicle software, free of charge. Owner notification letters were mailed September 27, 2024. Owners may contact BMW customer service at 1-800-525-7417.
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 receiver audio module control unit software may fail to properly generate audible seat belt warnings to the driver to fasten their seat belt. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle…
Fix: Dealers will update the receiver audio module software, free of charge. Owner notification letters were mailed October 12, 2023. Owners may contact BMW customer service at 1-800-525-7417.
BMW of North America, LLC (BMW) is recalling certain 2019-2021 330i, 330i xDrive, M340i xDrive, 2020-2021 X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, 2021 X3 xDrive30e, X4 xDrive30i, and X4M vehicles. The seat frame may not have been welded properly to the seat rails.
Fix: Dealers will replace the seat frame and back rest, free of charge. Owner notification letters were mailed May 22, 2023. Owners may contact BMW customer service at 1-800-525-7417.
BMW of North America, LLC (BMW) is recalling certain 2020 M340i, M340i xDrive, 540i, 540i xDrive, X3 M40i, 2020-2021 X4 M40i, 745Le xDrive, 2019-2021 Z4 M40i, and 2020-2021 Toyota Supra vehicles. During engine start, the engine management software may cause loss of braking assist. Full mechanical braking (without assist) remains available.
Fix: Dealers will update the engine management software, free of charge. Owner notification letters were mailed on September 17, 2021. Owners may contact BMW customer service at 1-800-525-7417.
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 xDrive40i, X7 xDrive50i, X7 M50i, Alpina XB7, 330i, 330i xDrive, M340i, M340i xDrive, and 8 Series Coupe, Convertible and Grand Coupe, 840i, 840i xDrive, M850i xDrive, M8, 2020-2021 530e, 530e xDrive, 330e, 330e xDrive, …
Fix: BMW will notify owners, and dealers will inspect the rearview camera software and update it if necessary, free of charge. The recall began April 16, 2021. Owners may contact BMW customer service at 1-800-525-7417.
BMW of North America, LLC (BMW) is recalling certain 2019 Z4 sDrive30i, 2019-2020 330i xDrive, M340i and M340i xDrive, 2020 X3M and X4M, and Toyota Supra vehicles. In certain driving conditions, such as high temperatures and rough road surfaces, a steering gear tie rod may become damaged, possibly resulting in a fractured tie rod.
Fix: BMW and Toyota will notify owners, and dealers will replace the steering gear tie rods, free of charge. The recall began August 14, 2020. Owners may contact BMW customer service at 1-800-525-7417 or Toyota customer service at 1-888-270-9371.
BMW of North America, LLC (BMW) is recalling certain 2020 X3 xDrive30e, X4 xDrive30i, X4 M40i, X4M, 330i, 330i xDrive, M340i, 840i Gran Coupe, 840i xDrive Gran Coupe, M850i xDrive Gran Coupe, M8 Gran Coupe, X3 sDrive30i, X3 xDrive30i, X3 M40i, X3M, and 840i xDrive Convertible vehicles. The sensors in the front seat belt buckles may inaccurately detect a belted occupant as unbelted, possibly causing the air bag and s…
Fix: BMW will notify owners, and dealers will inspect and replace the front seat belt buckles, as necessary, free of charge. The recall began May 18, 2020. Owners may contact BMW customer service at 1-800-525-7417.
BMW of North America, LLC (BMW) is recalling certain 2020 330i, 330i xDrive and M340i vehicles. The interior trunk release cable may have been improperly installed, preventing the opening of the trunk from the inside. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 401, "Internal Trunk Release."
Fix: BMW will notify owners, and dealers will inspect the interior trunk release cable and properly install the cable, as necessary, free of charge. The recall began December 13, 2019. Owners may contact BMW customer service at 1-800-525-7417.
BMW of North America, LLC (BMW) is recalling certain 2018 540d, 2018-2020 530i, 530i xDrive, 540i, 540i xDrive, M550i xDrive, M5, 530e, 530e xDrive, X3 sDrive, X3 xDrive, X3 M40i, X3 M, and 2019-2020 X4 xDrive, X4 M40i, X4 M, X7 xDrive, X7 M50i, 740Li, 740Li xDrive, 750Li, 750Li xDrive, 8 Series Convertible and Coupe 840i, 840i xDrive, M850i xDrive, X5 sDrive, X5 xDrive, X5 M50i, X6 xDrive, X6 M50i, 330i, 330i xDriv…
Fix: BMW will notify owners, and dealers will update the back-up camera software, free of charge. The recall began November 8, 2019. Owners may contact BMW customer service at 1-800-525-7417 or Rolls-Royce at 1-877-877-3735. Toyota owners may contact Toyota customer service at 1-888-270-9371.
BMW of North America, LLC (BMW) is recalling one 2020 M340i and one M340i xDrive vehicle. Due to improper welding, the rear center headrest may fold in the event of a rear impact crash.
Fix: BMW will notify owners, and dealers will replace the rear center headrest, free of charge. The recall began August 28, 2019. Owners may contact BMW customer service at 1-800-525-7417.
Source: U.S. NHTSA, checked 4 Nov 2026. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.
2020 BMW M340i common problems
The most-reported problem areas across all 53 owner complaints filed with NHTSA — and what to check before you buy.
2020 BMW M340i MPG & running costs
Source: U.S. EPA / DOE fueleconomy.gov.
Estimated 5-year cost to own
A rough guide to what running a 2020 BMW M340i costs over five years and 75,000 miles.
How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.
Investigations & service bulletins
Manufacturer service bulletins 251
Technical notes the manufacturer sent to dealers about known issues and fixes. Useful to mention to a mechanic — they are not recalls and repairs may not be covered. Showing the 10 most recent of 251.
The Radiator Grilles Lower Active Air Flap Assembly 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.
Bulletin B010325 · Structure · Apr 2025The 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 how to handle âÂÂdi…
Bulletin B611305 · Electrical System · Jan 2024Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-
Bulletin B340714 · Service Brakes, Hydraulic · Oct 2023?A software error may cause an unwanted pressure pulsation in the transmission during a "Remote Engine Start."
Bulletin B240323 · Engine And Engine Cooling, Power Train · Aug 2023The left front suspension's aluminum strut dome (general area circled) was incorrectly riveted to the body's wheel-well.
Bulletin B410323 · Suspension · Jul 2023Headlight check control (CC) message 128 "High beam headlight failure" is displayed. The following fault codes are stored during a vehicle test: 80419A - Left high-beam headlight: Short circuit and/or 8041A5 - light outputs: Number of permitted short circuit c…
Bulletin B630821 · Electrical System, Exterior Lighting · Jun 2023In the event of an accident, the two-battery Dual Storage System (DSS) is disconnected from the electrical system via an internal relay.
Bulletin B611320 · Electrical System, Equipment · Jun 2023Condensation is present on the inner surfaces in one or both taillights (circled).
Bulletin B630321 · Exterior Lighting · Jun 2023BMW AG has issued a Delivery Stop effective June 6, 2023 on certain Model Year 2023 - 2024 BMW vehicles that were produced between October 26, 2022 and May 8, 2023.
Bulletin B120323 · Equipment · Jun 2023BMW AG has issued an Emissions Recall (effective March 17, 2023) on a certain Model Year 2021 - 2023 BMW vehicles that were produced between June 16, 2020, and December 13, 2022. Due to a software failure, there is the possibility that the transmission does no…
Bulletin B240223 · Electrical System, Power Train · Jun 2023Source: NHTSA Office of Defects Investigation, listed for the M340I. Model-year data, not specific to one car.
2020 BMW M340i trims & engines on record
2020 BMW M340i vehicles on record
2020 BMW M340i M340iWBA5U7C07LFH50348
2020 BMW M340i xDriveWBA5U9C04LA380322
2020 BMW M340i3MW5U9J08M8B57331
2020 BMW M340i3MW5U7J03L8B36115
2020 BMW M340i3MW5U9J08M8B55126
2020 BMW M340i3MW5U7J07M8B55431
2020 BMW M340iWBA5U910X0FK34900
2020 BMW M340iWBA5U9C01MFK38644
2020 BMW M340i3MW5U7J05L8B28968
2020 BMW M340i3MW5U7J09M8B57133
2020 BMW M340i3MW5U7J01M8B53853
2020 BMW M340i3MW5U9J0XM8B57301
2020 BMW M340i3MW5U7J04L8B44952
2020 BMW M340i3MW5U7J00L8B43264
2020 BMW M340i3MW5U7J04L8B39606
2020 BMW M340i3MW5U7J02L8B30435
2020 BMW M340i3MW5U7J01M8B60494
2020 BMW M340iWBA5U91000FJ61374
2020 BMW M340i3MW5U7J01L8B41829
2020 BMW M340iWBA5U91050FJ62133
2020 BMW M340i3MW5U9J03M8B47970
2020 BMW M340iWBA5U91090FJ90016
2020 BMW M340iWBA5U9C09LFJ98148
2020 BMW M340i3MW5U7J02M8B51299