This comprehensive service and repair manual is specifically designed for the BMW 1-series E81, E82, E87, and E88 models produced in 2009. It offers detailed instructions and technical information to guide you through every aspect of maintaining, servicing, diagnosing, and repairing your vehicle. The manual provides step-by-step instructions along with clear diagrams and illustrations to ensure a smooth and understandable repair process. It also includes wiring schematics and specifications for every component, giving you a complete understanding of your vehicle's electrical system. With this manual, you will have access to everything you need to confidently perform repairs on your own, saving you time and money. Covering all aspects of your BMW 1-series, the manual includes detailed information on: * **Maintenance:** Routine maintenance procedures, schedules, and recommended fluids. * **Engine:** Detailed information about the engine, including specifications, troubleshooting guides, and repair procedures for all engine components. * **Control System:** Guidance on diagnosing and repairing various control systems, including fuel injection, ignition, and emissions systems. * **Mechanical Components:** Comprehensive coverage of mechanical systems, such as the transmission, drivetrain, suspension, brakes, steering, and more. * **Electrical Systems:** Information on diagnosing and repairing electrical components and systems, including wiring diagrams, component specifications, and troubleshooting guides. * **Body and Interior:** Instructions for servicing and repairing body panels, interior components, and accessories. This manual is compatible with both Windows and Mac operating systems, allowing you to access and print the information you need whenever you require it. You can easily print out the specific sections or diagrams you need, reducing the need for bulky printed manuals.

The BMW 1-Series, encompassing the E81, E82, E87, and E88 models, represents a significant departure from traditional BMW design and engineering. Introduced in 2004, the first generation of the 1-Series marked the arrival of a compact, rear-wheel drive hatchback, a configuration previously absent in the BMW lineup. This bold move aimed to cater to a younger, more urban audience seeking a blend of performance, handling, and practicality. The 1-Series offered a range of petrol and diesel engines, including the potent 130i and 135i models, renowned for their responsive power delivery and sharp handling characteristics. Despite its smaller footprint, the 1-Series maintained the core BMW DNA of driver-focused dynamics, characterized by precise steering, a balanced chassis, and a well-connected driving experience. While the 1-Series was widely praised for its handling and performance, it also faced criticism for its cramped rear seating space. However, the car’s practicality was enhanced by its versatile hatchback design, offering generous cargo space for everyday needs. The 1-Series E81 (3-door), E82 (coupe), E87 (5-door), and E88 (convertible) models offered distinct styling and body configurations, catering to different tastes and preferences. Despite its relatively short production run, the first generation 1-Series left a lasting impact on the automotive landscape, establishing BMW’s commitment to developing a smaller, more affordable model with iconic BMW driving dynamics. The 1-Series paved the way for a new generation of compact premium hatches and laid the foundation for BMW's continued success in the premium compact car segment.