2010 BMW 740i Service and Repair Manual

This factory service and repair manual for the 2010 BMW 740i covers the generation in which the big sedan moved to six cylinders: a turbocharged 3.0-liter inline-six with double overhead camshafts, running on gasoline, in a Base four-door body. A forced-induction six carrying a car this size works hard, and the manual gives the systems that support it their own coverage, from charge-air routing and boost control to the oil supply feeding the turbocharger and the cooling capacity behind all of it.

Engines covered

• 3.0L inline-six — DOHC, turbocharged, gasoline

Body styles covered

• 4-door sedan

Trims covered

• Base

Known issues on the 2010 740i. Engine coverage is the core of the book: timing drive, valve gear, lubrication and cooling procedures with clearances and tightening sequences, and separate material for the turbocharging hardware and its oil and coolant feeds. Fuel, ignition and emissions diagnostics carry test values. The transmission and driveline chapters document service and fault finding, the chassis sections give brake, suspension and steering repair with alignment data, and the electrical material supplies wiring diagrams and connector views for the whole sedan.