2012 2013 2014 2015 BMW 320i 328i 328d 335i xDrive F30 F31 F34 Official Factory Service Manual
The aim throughout has been simplicity and clarity, with practical explanations, step-by-step procedures and accurate specifications. Whether you're a professional or a do-it-yourself BMW owner, this manual helps you understand, care for and repair your 3 Series.
- Maintenance procedures from changing the cabin microfilter to replacing and registering a new battery. This manual tells you what to do and how and when to do it.
- Front-to-rear fluid and lubricant service, including xDrive transfer case fluid and ATF.
- Cylinder head cover gasket and crankshaft seal replacement.
- Cooling system, thermostat and radiator service.
- Gasoline fuel and ignition system diagrams and explanations for turbo-valvetronic-direct injection (TVDI) engines.
- Diesel fuel injection system diagrams and explanations for turbo-direct injection (TDI) engine management systems.
- Service and repair information on BMW EfficientDynamics technology, such as Valvetronic, xDrive, TwinPower turbo, and DSC (dynamic stability control).
- Twin scroll (gasoline) and variable vane (diesel) turbocharger removal and installation.
- Step-by-step variable camshaft timing (VANOS) service.
- Suspension repairs, including wheel bearing replacement.
- Brakes, steering and ABS troubleshooting and repair.
- Heating and air-conditioning repair, including A/C component replacement.
- Body and hood repairs and adjustments.
- Electrical system service, with an easy-to-use illustrated component locator section.
- Comprehensive wiring schematics, including fuses and grounds.
- BMW OBD II diagnostic trouble codes, SAE-defined OBD II P-codes, as well as basic scan tool operation.
- BMW factory tolerances, wear limits, adjustments and tightening torques.
- N20 engine: 320i, 328i, including xDrive
- N26 (SULEV) engine: 328i including xDrive
- N55 engine: 335i, including xDrive
- N47 engine: 328d, including xDrive
Manual transmissions (remove, install, external service):
- GS6-17BG (4-cylinder models)
- GS6-45BZ (6-cylinder models, RWD)
- GS6X-45BZ (6-cylinder models, with xDrive)
Automatic transmissions (remove, install, external service):
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