This comprehensive service and repair manual is specifically designed for the BMW 3-series E90, E91, E92, and E93 models from the year 2013. It is the same manual that technicians at authorized BMW dealerships use to maintain, service, diagnose, and repair these vehicles. This manual provides complete step-by-step instructions, detailed diagrams, illustrations, wiring schematics, and specifications covering all aspects of your vehicle's repair. You'll find everything you need to confidently tackle any repair, from basic maintenance to complex engine work. With this manual, you can access the information you need in an instant, without the hassle of flipping through thick paper manuals. You can print only the pages and diagrams you need, ensuring you have the right information at your fingertips. This manual is compatible with both Windows and Mac operating systems, allowing you to access it on any device.

The content covers a wide range of topics, including:

* **Maintenance:** Routine maintenance procedures, scheduled services, and recommended parts.
* **Engine:** Detailed information about engine operation, repair, and rebuild procedures, including fuel systems, cooling systems, and emission controls.
* **Transmission:** Troubleshooting and repair for both automatic and manual transmissions, covering components like clutches, gears, and differentials.
* **Suspension & Steering:** Diagnosis and repair of suspension components like shocks, struts, and springs, as well as power steering systems.
* **Brakes:** Comprehensive coverage of brake systems, including disc brakes, drum brakes, ABS, and parking brakes.
* **Electrical System:** Information on electrical components and systems, including wiring diagrams, troubleshooting tips, and repair procedures.
* **Body and Interior:** Guidance on repairing and restoring body panels, interior components, and upholstery.
* **Air Conditioning and Heating:** Information on diagnosing and repairing HVAC systems, including refrigerant charging, component replacement, and electrical troubleshooting.
* **Safety Systems:** Detailed information about airbags, seatbelts, and other safety systems.

This manual is designed to empower you with the knowledge and instructions you need to confidently service and repair your BMW 3-series.

The BMW 3-Series (E90/E91/E92/E93) is a range of compact executive cars produced by BMW from 2004 to 2012. These models represent the fifth generation of the 3-Series, and were available in a variety of body styles: the E90 saloon (sedan), the E91 touring (wagon), the E92 coupé (coupe), and the E93 convertible. The E90 generation saw a significant shift in design language, moving towards a more mature and sophisticated aesthetic compared to its predecessor. Notable design features include a larger kidney grille, sharper lines, and more sculpted bodywork. The interior focused on driver-centric ergonomics, offering a well-appointed cabin with high-quality materials and a more user-friendly layout.

Under the hood, the E90 3-Series offered a wide array of petrol and diesel engines, spanning from 4-cylinder to 6-cylinder powerplants. The range included both naturally aspirated and turbocharged options, providing a balance of performance and fuel efficiency. The 3-Series also offered various transmission options, including manual, automatic, and dual-clutch transmissions. The E90 generation introduced several notable innovations, such as the introduction of BMW's EfficientDynamics program which focused on reducing fuel consumption and emissions, and the optional iDrive infotainment system. The E90 3-Series, like its predecessors, was praised for its driving dynamics, offering a balanced blend of agility, handling, and comfort, making it a favorite among driving enthusiasts. The E90 generation remained a popular choice for its blend of luxury and performance, solidifying its position as a benchmark for compact executive cars.