The BMW E90 2006-2010 Service Repair Workshop Manual is a comprehensive guide designed to assist both seasoned mechanics and DIY enthusiasts in maintaining and repairing their BMW 3 Series Sedan. This manual provides detailed instructions and specifications, mirroring the information used by authorized BMW service technicians. The manual covers all major systems of the BMW E90, including: * **General Information:** Provides an overview of the vehicle, including safety precautions, specifications, and general maintenance procedures. * **Engine Mechanical System:** Covers engine components, operation, troubleshooting, and repair procedures. * **Engine Electrical System:** Details the electrical systems associated with the engine, including wiring diagrams and troubleshooting tips. * **Emission Control System:** Explains the operation and maintenance of the emissions control system, including diagnostic codes and repair procedures. * **Fuel System:** Covers the fuel delivery system, including fuel lines, injectors, and fuel pump. * **Clutch System:** Provides information on the clutch system, including operation, adjustment, and replacement. * **Manual Transaxle System:** Details the operation, maintenance, and repair of the manual transmission. * **Automatic Transaxle System:** Covers the automatic transmission, including troubleshooting and repair procedures. * **Driveshaft and Axle:** Explains the operation and maintenance of the driveshaft and axles. * **Suspension System:** Covers the suspension components, including shocks, struts, and springs. * **Steering System:** Details the steering system, including power steering and steering components. * **Restraint System:** Provides information on the safety restraint system, including airbags and seatbelts. * **Brake System:** Covers the brake system, including components, troubleshooting, and repair procedures. * **Body (Interior and Exterior):** Details the interior and exterior of the vehicle, including body panels, trim, and accessories. * **Body Electrical System:** Covers the electrical systems associated with the body, including wiring diagrams and troubleshooting tips. * **Heating, Ventilation, and Air Conditioning:** Provides information on the HVAC system, including operation, maintenance, and repair procedures. This manual is written in clear, concise language and is accompanied by detailed illustrations and diagrams, making it easy to understand and follow even for those with limited mechanical experience. With this manual, you can save money on expensive repair bills by tackling many common maintenance and repair tasks yourself.

The BMW E90, produced from 2006 to 2010, is the fifth generation of the iconic BMW 3 Series Sedan. This iteration of the renowned compact executive car represented a significant leap forward in terms of design, technology, and performance, solidifying its position as a benchmark in the segment. With its sleek, modern lines penned by Chris Bangle, the E90 showcased a more aggressive and athletic stance compared to its predecessor, while retaining the signature BMW kidney grille and Hofmeister kink. Underneath the stylish exterior, the E90 boasted a refined and spacious cabin with high-quality materials and an intuitive driver-focused layout. It also introduced several technological advancements, including an optional iDrive system and a suite of advanced safety features. Powering the E90 was a range of petrol and diesel engines, offering a spectrum of performance options. From the entry-level 318i to the high-performance 335i, each engine delivered a balance of efficiency and power. The E90 also introduced the first production model with BMW's twin-turbocharged inline-six engine, the 335i, which became a cornerstone of future BMW performance models. Furthermore, the E90 served as the foundation for the M3 model, which featured a naturally aspirated 4.0-liter V8 engine, delivering exhilarating performance and a truly visceral driving experience. The BMW E90, with its blend of luxury, technology, and performance, cemented its place as a modern classic and continues to be a popular and sought-after model among car enthusiasts worldwide.