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2018 BMW

540d xDrive

Auto (S8), 6 cyl, 3.0 L, Diesel, Turbo

2018 BMW 540d xDrive

Photo may show a different model year; you're viewing the 2018.

PhotoAlexander-93CC BY-SA 4.0Wikimedia Commons

Overview

Body
Midsize CarsEPA, from EPA, last updated 6/11/2026
Drivetrain
All-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (S8)EPA, from EPA, last updated 6/11/2026
Powertrain
DieselEPA, from EPA, last updated 6/11/2026
Fuel
DieselEPA, from EPA, last updated 6/11/2026

Engine & performance

HP
261
Axle ratio
2.56
Cyl
6EPA, from EPA, last updated 6/11/2026
Aspiration
TurbochargedEPA, from EPA, last updated 6/11/2026
Start-stop system
YesEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
36 mpgEPA, from EPA, last updated 6/11/2026
MPG City
26 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
30 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$2,600EPA, from EPA, last updated 6/11/2026
CO₂
341 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
5/10EPA, from EPA, last updated 6/11/2026
Smog score
3/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
Real-world MPG
41.4 mpg, reported by 1 driverabout 11.4 mpg above the EPA combined estimate
SmartWay certified
No

Dimensions & capacity

Length
194 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Width
74 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Height
58 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Wheelbase
117 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Pass. Vol
99 ft³EPA, from EPA, last updated 6/11/2026
Cargo Vol
14 ft³EPA, from EPA, last updated 6/11/2026

Safety NHTSA, model year

Stability control (ESC)
Standard
Forward-collision warning
Optional
Lane-departure warning
Optional
Recalls
0
Owner complaints
0

Federal investigations NHTSA defect investigations, model year

  • EA23001Openopened Mar 17, 2023FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP

    High pressure fuel pump failure

Known issues manufacturer service bulletins, model year

238 service bulletins filed with NHTSA for this model year

  • Mar 14, 2024EXTERIOR LIGHTINGB630418

    One or more of the LED daytime running lights are dim or discolored.

  • Mar 4, 2024ENGINE AND ENGINE COOLINGB120721

    Check Control message (CCM) indicates: (ID 213): Stop, exercising due care. Voltage supply The Service Engine Soon light is on with the following DME Fault Code: 21B209 - Starter alternator / belt for 48V system (OSA_RIEMEN_RISS): Belt betweenCombustion engine and starter generator torn And/or one or more of the following other issues are also occurring: Noise in the area of the belt drive. Odor from the engine compartment. Smoke formation in the area of the belt drive. Drive belt damage

  • Jan 16, 2024VISIBILITY:POWER WINDOW DEVICES AND CONTROLSB510819

    The basic conditions for initializing the power windows are not met.

  • Jan 11, 2024ELECTRICAL SYSTEMB611305

    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 how to handle “discharged battery” complaints.

  • Jan 8, 2024STEERINGB360121

    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 acknowledgement (clunk) as seen at the 11 second mark of the video. See attached video V36 01 21.

  • Jan 5, 2024ELECTRICAL SYSTEMB610524

    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.

  • Jan 4, 2024STEERINGB320223

    SITUATION Unusual noises occur only when operating the steering column in the axial direction. 1. A one-time thump sound at the start of movement Shortly after the steering column starts moving, retracting, or extending, a one-time thump noise is heard. See attached video V32 03 23 2. Humming noise while steering column extends in the axial direction. The sound is only heard when the steering column is extended, not when the steering column is retracted. When the steering column starts to

  • Dec 20, 2023FUEL SYSTEM, GASOLINEB160623

    Engine will crank but not start. There is no communication with the integrated fuel module (TFE) whendiagnosing with ISTA. The following two fault codes will be stored in the DME: 032B43 - Low fuel pressure system, electric fuel pump: pressure value too low CDA594 - Message (- 0x33E) missing, receiver DME, transmitter TFE

  • and 230 more

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
4 yr / 50k mi
Roadside assistance
4 yr
Maintenance
3 yr / 36k mi
EV battery
8 yr / 100k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.