2012 BMW 740i 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
- M Sport Sedan 4-Door
Engines covered
- 3.0L 2979CC l6 GAS DOHC Turbocharged
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 2011-2012 135i Coupe, 1 Series M Coupe and 135i Convertible vehicles, 2011 Z4 sDrive 35i, 335i, 335d, 335i Coupe, 335is Coupe, 335i Convertible, 33
If the CV joint breaks, the vehicle may have a loss of propulsion, increasing the risk of a crash.
BMW will notify owners, and dealers will inspect the rear driveshaft CV joint and, based on its prod
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
The basic conditions for initializing the power windows are not met.
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: press
Customers may state that the alarm system (DWA) is not active after locking their unoccupied vehicle. Depending on the vehicles equipment and settings, no acoustic or optical confirmation (folding the mirrors/blinking confirmation) is notic
With the court's FINAL approval, BMW of North America, LLC (BMW NA) has entered into a nationwide settlement with the plaintiffs in the following class action: Isley, et al. v. Bayerische Motoren Werke Aktiengesellschaft and BMW of North Am
According to the customer, the airbag warning light was on, but it may not be illuminated when the vehicle arrives in the workshop. 1. ACSM fault code "930A60 - Seat occupancy detection, front passenger; malfunction" is stored. The fault ma
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 Headunit High (HU-H), also called NBT, began replacing the Car Information Computer (CIC) on certain MY2013 vehicles with option 609 (as of 7/2012 production). This uses map North America NEXT. The Headunit High 2 (HU-H2), also called N
Showing the 8 most recent of 27 technical service bulletins on file with NHTSA.
I PULLED IN TO MY HOME TO DISCOVER THAT MY BMW WAS LEAKING OIL AFTER TAKING IT TO A BMW SERVICE CENTER THEY DIAGNOSED AND INDEED I HAD AN OIL LEAK FROM THE GASKET HOUSING SEAL CAR WAS STILL OPERATING
I PULLED IN TO MY HOME TO DISCOVER THAT MY BMW WAS LEAKING OIL AFTER TAKING IT TO A BMW SERVICE CENTER THEY DIAGNOSED AND INDEED I HAD AN OIL LEAK FROM THE GASKET HOUSING SEAL CAR WAS STILL OPERATING
WE WERE TRAVELING I-75 SOUTH NEAR GAINESVILLE, FL., AND THE VEHICLE JUST SHUT DOWN. WE WERE IN THE FAST LANE AND HAD TO STRUGGLE TO STEER IT TO GET IT OFF THE HWY. LIGHT CAME ON SAYING DRIVETRAIN MALF
Showing the 3 most serious of 6 complaints filed with NHTSA.
