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2026 BMW 540i xDrive

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2026 540i xDrive.

Transmission Automatic (S8)

The 2026 BMW 540i xDrive is EPA-rated at 26/32/28 mpg city/highway/combined.

Model year20262021

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

EPA fuel economy26/32/28 mpgEPA · verified

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic (S8)

Ratings & economy EPA / vPIC

EPA city / highway / combined26 / 32 / 28 mpg
DrivetrainAll-Wheel Drive
Passenger volume98 cu ft
Cargo volume14 cu ft
Recommended fuelPremium Gasoline

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific 540i xDrive. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Reference guides

Cross-vehicle references for the kinds of data on this page.

OBD-II trouble codesFluid capacities & specs

Frequently asked

What gas mileage does the 540i xDrive get?

EPA figures are 26 city / 32 highway / 28 combined mpg.