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2018 BMW 540i xDrive

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2018 540i xDrive.

Transmission Automatic (S8)

The 2018 BMW 540i xDrive is EPA-rated at 20/29/23 mpg city/highway/combined.

Model year2019 2018

Quick specs

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

Lug nut torque103 ft-lbsOEM · verified

EPA fuel economy20/29/23 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 47 · 680 CCA battery, OE oil filter 11428583896. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 47 · 680 CCAOEM · verified

Tail / brake / turnLAMPOEM · verified

Tire size245/45R18OEM · verified

Wheel / rim8.0; Optional: 8.0; Front Optional: 8.0; Rear Optional: 9.0; Front Optional: 8.0; Rear Optional: 9.0 inOEM · verified

OE service part numbers OEM · verified

Engine oil filter	11428583896 alt 11427826799
Engine air filter	13718577170
Spark plug	12122455258
Battery	61216806755
Front wiper blades	61612447932
Thermostat	11538658571 alt 11537642854
Cabin air filter	64115A1BDB6 alt 64115A1BDB7

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

Transmission

Automatic (S8)

Dimensions & weight NHTSA vPIC

Overall length	194.5 in
Overall width	73.6 in
Overall height	57.9 in
Wheelbase	117.3 in
Curb weight	4019 lb
Track (front / rear)	63.4 / 64.2 in
Weight distribution (front / rear)	53/47

Ratings & economy EPA / vPIC

EPA city / highway / combined	20 / 29 / 23 mpg
Drivetrain	All-Wheel Drive
Passenger volume	99 cu ft
Cargo volume	14 cu ft
Recommended fuel	Premium Gasoline

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine DOT 4 brake fluid. Torque lug nuts to 103 ft-lbs, the oil drain plug to 20.0 ft-lbs. The firing order is 1-5-3-6-2-4. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Brake Fluid	DOT 4
Clutch Fluid	DOT 4

Engine torques

Crankshaft Position (CKP) Sensor Bolt(s)	9.0 ft-lbs
Camshaft Position (CMP) Sensor Bolt(s)	7.4 ft-lbs
Oxygen (O2S) Sensor Bolt(s)	35.0 ft-lbs
Knock Sense (KS) Bolt(s)	16.0 ft-lbs
Nitrogen Oxide (NOX) Sensor Bolt(s)	33.0 ft-lbs
Oil Pan to Block Bolts	9.0 ft-lbs
Engine Oil Pan Drain Plug	20.0 ft-lbs

Chassis torques

Lug Nuts

103 ft-lbs

Ignition

Cylinder Firing Order

1-5-3-6-2-4

Battery & A/C

Refrigerant	R134a
Oil Group	PAG
Oil Type	46
Standard BCI Group Number	47
Standard BCI Cranking Performance	680 cca
Optional BCI Group Number	48,49, 95R
Optional BCI Cranking Performance	760 cca, 900 cca, 950 cca

Service checks

RPM

725.0

Multi-step torque procedures OEM · verified

Crankshaft Pulley and/or Damper Bolts — tightening sequence 1 stages

30.0 ft. lbs., Step 2: 120 degrees. Replace Screws

30 ft. lbs

Cylinder Head — tightening sequence 10 stages

Prep Do not reuse old bolts. Use new bolts coated with clean engine oil. Tighten all bolts to finger tight then continue on with the following procedure.

1	13mm size head bolts	22 ft. lbs
2	13mm size head bolts	37 ft. lbs
3	13mm size head bolts	90 degrees
4	13mm size head bolts	90 degrees
5	13mm size head bolts	90 degrees
6	13mm size head bolts	90 degrees
7	11mm size head bolts	22 ft. lbs
8	11mm size head bolts	90 degrees
9	11mm size head bolts	90 degrees
10	11mm size head bolts	90 degrees

Factory maintenance schedule OEM · verified

This vehicle uses condition-based service — it signals maintenance needs through its onboard service indicator rather than fixed mileage intervals. Items on the factory schedule:

Replace	Engine Oil Filter · Spark Plugs · Engine Oil · Cabin Air Filter · Engine Air Filter Element
Inspect	Windshield Washer System · Underbody · Brake Line · Disc Brake Caliper · Brake Rotor · Air Bag System · Exterior Lighting · Steering System
Road test	Universal Vehicle Operation
Inspect Fluid Level	Engine Coolant System
Reset	Tire Pressure Monitoring System
Drain, Refill & Bleed	Brake Hydraulic System

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.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Group 47 battery Engine oil filter 11428583896 Engine air filter 13718577170 Spark plug 12122455258 Battery 61216806755

Reference guides

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

OBD-II trouble codes Torque specifications Maintenance schedules Fluid capacities & specs

Frequently asked

What gas mileage does the 540i xDrive get?

EPA figures are 20 city / 29 highway / 23 combined mpg.