2008 BMW M3 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- Base Sedan 4-Door
- Base Convertible 2-Door
- Base Coupe 2-Door
Engines covered
- 4.0L 3999CC V8 GAS DOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
BMW of North America, LLC (BMW) is recalling certain 2009 328i and 328xi, 2009-2011 335d, 2008-2012 M3 Coupe and M3 Convertible, and 2008-2011 M3 Sedan vehicles. The connection of the positive batter
A loss of electrical power can cause the vehicle to stall, increasing the risk of a crash.
BMW will notify owners, and dealers will replace and secure the positive battery cable connector, fr
BMW of North America, LLC (BMW) is recalling certain 2008-2013 128i and 135i Convertibles, 128i, 135i, and M Coupes, 2007-2010 X3 30si and X3 xDrive30i, 2013-2015 X1 sDrive28i, X1 xDrive28i and X1 xDr
An inflator explosion may result in sharp metal fragments striking the driver or other occupants res
BMW will notify owners, and dealers will replace the driver air bag. On X5 and X6 vehicles, only th
BMW IS RECALLING 2,500 MY 2008-2009 M3 PASSENGER VEHICLES WITH AN OPTIONAL DOUBLE CLUTCH TRANSMISSION. THE PROBLEM INVOLVES THE DOUBLE CLUTCH GEARBOX. IN A SITUATION OF RAPID VEHICLE DECELERATION, T
IN THAT SITUATION, AT LOW VEHICLE SPEEDS, IT IS POSSIBLE FOR THE ENGINE TO STALL INCREASING THE RISK
DEALERS WILL REPROGRAM THE ENGINE AND TRANSMISSION ELECTRONIC CONTROL UNIT WITH UPDATED SOFTWARE FRE
BMW of North America, LLC (BMW) is recalling certain model year 2008-2013 128i and 135i coupes and convertibles and 1 Series M coupes, 2006-2011 325i, 325xi, 328i, 328xi, 328i xDrive, 330i, 330xi, 335
In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could
BMW will notify owners, and dealers will replace the driver's frontal air bag module or inflator dep
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 ho
Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-
Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start when placing the key against the steering column.
The footwell module (FRM) cannot be encoded after replacement.
Diagnosis of Compound Brake System Complaints in M Vehicles: 1. Visible cracks are caused by high thermal stresses during rapid heating and cooling of the brake discs. Braking from high speed with cold brake components (less than 212 degree
Discharged Battery Energy Diagnosis Must Be Performed: 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 doc
Power Reduction FC2A82 Intake VANOS and/or FC2 A87 Exhaust VANOS Camshaft Fault: The "Service Engine Soon" (MIL) lamp is illuminated and engine power reduction is perceived. This situation can occur after driving for some time with the engi
SERVICE ACTION: N54T ENGINE - INSPECT AND REPLACE INJECTOR(S). The piezo-type fuel injectors may cause a rough running at start-up or rough running while at idle.
Showing the 8 most recent of 15 technical service bulletins on file with NHTSA.
TL* THE CONTACT OWNS A 2008 BMW M3. WHILE ACCELERATING, THE THROTTLE BECAME STUCK AND CAUSED THE REAR TIRES TO SPIN. THE CONTACT STRUCK A CURB, CRASHED INTO A TREE, AND THEN A FENCE. THE AIR BAGS DID
TL* THE CONTACT OWNS A 2008 BMW M3. WHILE ACCELERATING, THE THROTTLE BECAME STUCK AND CAUSED THE REAR TIRES TO SPIN. THE CONTACT STRUCK A CURB, CRASHED INTO A TREE, AND THEN A FENCE. THE AIR BAGS DID
TL* THE CONTACT OWNS A 2008 BMW M3. THE CONTACT STATED THAT THE VEHICLE WAS PARKED IN REVERSE ON A HILL. THE EMERGENCY BRAKE WAS NOT APPLIED PROPERLY AND THE VEHICLE ROLLED DOWN THE HILL AND CRASHED I
Showing the 3 most serious of 102 complaints filed with NHTSA.
