BMW ยท 2018
2018 BMW 340i
Official EPA fuel economy and NHTSA recall record, best combined figure 25 MPG.
Fuel economy (EPA)
| Engine | Transmission | Fuel | City | Highway | Combined | CO2 g/mi |
|---|---|---|---|---|---|---|
| 3.0L 6-cyl | Automatic (S8) | Premium | 21 | 32 | 25 | 352 |
| 3.0L 6-cyl | Manual 6-spd | Premium | 19 | 29 | 23 | 389 |
Safety recalls (NHTSA)
1 campaign on record for this model year. Recall repairs are free at dealers; check your exact vehicle by VIN on nhtsa.gov/recalls.
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, 2
Owner complaints (NHTSA)
3 complaints filed by owners for this model year (0 involving a crash, 1 a fire). Complaints are owner reports, not confirmed defects - browse them in full on nhtsa.gov.
Frequently Asked Questions
What is the fuel economy of a 2018 BMW 340i?
EPA figures for the 2018 BMW 340i reach 25 MPG combined depending on configuration; the table on this page lists every tested engine and transmission combination.
Are there recalls on the 2018 BMW 340i?
NHTSA lists 1 safety recall campaign for the 2018 BMW 340i. Check your specific vehicle by VIN on the official NHTSA site, recalls are fixed free of charge by dealers.
What are common problems with the 2018 BMW 340i?
Owners have filed 3 complaints with NHTSA for the 2018 BMW 340i, most often about: Engine, Fuel/propulsion System. Complaint counts reflect what owners report, not confirmed defects.
Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.