Model year guide

2018 BMW M240i

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2018 BMW M240i is worth — from official NHTSA and EPA data. 1 on record.

2018 BMW M240i — representative photo
Representative photo · via Wikimedia Commons

2018 BMW M240i at a glance

Safety recalls2
Owner complaints2
Combined22–24 mpg

Free: that car's specs and build sheet, model-year recall campaigns and a fair price.

2018 BMW M240i recalls 2

Engine And Engine Cooling:engine NHTSA Campaign #18V465000 · 11/07/2018

BMW of North America, LLC (BMW) is recalling certain 2018 BMW 540d xDrive vehicles. The crankshaft sensor may be equipped with incorrect firmware, preventing the sensor from properly processing input from the crankshaft reluctor ring, possibly resulting in a vehicle stall. On September 12, 2018, BMW expanded the recall to a total of 5,309 vehicles including certain 2018-2019 BMW 540d xDrive, 230i M240i, M240i xDrive…

Fix: BMW will notify owners, and dealers will replace the crankshaft sensor, free of charge. The recall began September 6, 2018. Owners may contact BMW customer service at 1-800-525-7417.

Electrical System: Instrument Cluster/panel NHTSA Campaign #17V719000 · 15/11/2017

BMW of North America, LLC (BMW) is recalling certain 2018 230i, 230i xDrive, M240i, M240i xDrive, M2, and X3 xDrive 30i SAV vehicles. These vehicles may have an error in the software for the instrument panel, causing the display to not properly illuminate. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 101, "Control and Displays."

Fix: BMW will notify owners, and dealers will update the instrument cluster display software, free of charge. The recall is expected to begin January 8, 2018. Owners may contact BMW customer service at 1-800-525-7417.

Source: U.S. NHTSA, checked 7 Oct 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.

2018 BMW M240i common problems

The most-reported problem areas across all 2 owner complaints filed with NHTSA — and what to check before you buy.

Electrical System
Test every electrical feature: windows, locks, infotainment, charging and all lights. Watch for flickering, dead accessories or warning lights.
Exterior Lighting
Confirm all headlights, brake lights, turn signals and reverse lights work, with no moisture inside the housings.

2018 BMW M240i MPG & running costs

Combined22–24 mpg
City20 mpg
Highway29 mpg
Est. annual fuel cost$3,517
EPA size classSubcompact Cars
TransmissionAutomatic (S8) or Manual 6-spd
Forced inductionTurbocharged
Engine start-stopYes
Passenger volume89 cu ft
Cargo volume10 cu ft
5-yr fuel cost vs average new car$5,583 more

Source: U.S. EPA / DOE fueleconomy.gov. The EPA lists 6 versions of this model year; combined is shown as a range and the other figures are averages.

Estimated 5-year cost to own

A rough guide to what running a 2018 BMW M240i costs over five years and 75,000 miles.

Fuel (5 yrs)$17,585
Fuel only$17,585
Per mile$0.23

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.

2018 BMW M240i trims & engines on record

Trims
M240i
Engines
3.0L 6-cyl 335 hp

2018 BMW M240i vehicles on record

Other BMW M240i model years

2018 BMW M240i — frequently asked questions

Does the 2018 BMW M240i have any safety recalls?

NHTSA lists 2 recall campaigns for the 2018 BMW M240i. Whether an individual car still needs a recall repair depends on its VIN — check it on NHTSA.gov or ask a franchised dealer. Recall repairs are free.

What are the most common problems with the 2018 BMW M240i?

Across all 2 owner complaints filed with NHTSA, the most-reported problem areas are electrical system, exterior lighting.

What gas mileage does the 2018 BMW M240i get?

The 2018 BMW M240i has U.S. EPA estimates of 22–24 mpg combined, depending on engine and trim (6 versions).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.