This comprehensive 1998 BMW M5 E39 Service and Repair Manual provides detailed instructions and illustrations for maintaining, servicing, diagnosing, and repairing your vehicle. It's the same manual used by technicians at dealerships, offering complete step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications. You'll find everything you need to confidently tackle any repair, from routine maintenance to complex troubleshooting. This manual covers all models and all repairs, from A to Z, ensuring you have the information you need at your fingertips.

The manual covers a vast array of topics, including:

* **Maintenance:** Regular maintenance procedures to keep your M5 running smoothly, including oil changes, filter replacements, and fluid checks.
* **Engine:** Detailed information on the engine, including its components, operation, troubleshooting, and repair procedures.
* **Control Systems:** Explanations of the engine control system, including sensors, actuators, and diagnostic codes.
* **Mechanical:** In-depth coverage of the vehicle's mechanical systems, such as the transmission, suspension, braking system, and steering system.
* **Fuel Service Specifications:** Complete specifications related to fuel systems, including fuel injectors, fuel lines, and fuel pumps.
* **Emission Control:** Thorough explanations of the emission control system, covering components, operation, and troubleshooting.
* **Intake Exhaust Cooling:** Detailed information on the intake and exhaust systems, including components, operation, and repair procedures.
* **Lube:** Specifications for lubricants, including oils, greases, and fluids.
* **Ignition Starting Charging:** Comprehensive information on the ignition system, starting system, and charging system, including components, operation, and repair procedures.
* **Auto Transmission Clutch:** Detailed information on the automatic transmission, including components, operation, and repair procedures.
* **Manual Transmission:** Thorough explanations of the manual transmission, including components, operation, and repair procedures.
* **Transfer Propeller Shaft:** Complete information on the transfer case, propeller shaft, and related components.
* **Drive Shaft:** Detailed information on the drive shaft, including components, operation, and repair procedures.
* **Differential:** Comprehensive explanations of the differential, including components, operation, and repair procedures.
* **Axle Suspension:** In-depth coverage of the axles and suspension system, including components, operation, and repair procedures.
* **Tire & Wheel:** Information on tires and wheels, including specifications, maintenance, and repair procedures.
* **Brake Control:** Explanations of the brake control system, including components, operation, and troubleshooting.
* **Brake:** Detailed information on the braking system, including components, operation, and repair procedures.
* **Parking Brake:** Thorough explanations of the parking brake system, including components, operation, and repair procedures.
* **Steering Column:** Comprehensive information on the steering column, including components, operation, and repair procedures.
* **Power Steering:** Detailed information on the power steering system, including components, operation, and repair procedures.
* **Air Condition:** Explanations of the air conditioning system, including components, operation, and repair procedures.
* **Suppl Restraint System:** Thorough explanations of the supplemental restraint system (airbags), including components, operation, and repair procedures.
* **Seat Belt:** Detailed information on the seat belt system, including components, operation, and repair procedures.
* **Engine Immobilizer:** Explanations of the engine immobilizer system, including components, operation, and troubleshooting.
* **Cruise Control:** Detailed information on the cruise control system, including components, operation, and repair procedures.
* **Wiper & Washer:** Explanations of the windshield wiper and washer system, including components, operation, and repair procedures.
* **Door Lock:** Comprehensive information on the door lock system, including components, operation, and repair procedures.
* **Meter Audio/Visual:** Detailed information on the instrument cluster and audio/visual systems, including components, operation, and repair procedures.
* **Horn:** Explanations of the horn system, including components, operation, and repair procedures.
* **Windshield/Glass Mirror:** Detailed information on the windshield, glass, and mirrors, including components, operation, and repair procedures.
* **Instrument Panel:** Comprehensive information on the instrument panel, including components, operation, and repair procedures.
* **Seat:** Detailed information on the seats, including components, operation, and repair procedures.
* **Engine Hood/ Door:** Explanations of the engine hood and door systems, including components, operation, and repair procedures.
* **Exterior & Interior:** Comprehensive information on the exterior and interior of the vehicle, including components, operation, and repair procedures.
* **Electrical:** In-depth coverage of the electrical system, including wiring diagrams, troubleshooting, and repair procedures.
* **Multiplex/ Can Communication:** Explanations of the multiplex and CAN communication systems, including components, operation, and troubleshooting.

This comprehensive and detailed manual provides you with all the information you need to confidently service and repair your 1998 BMW M5 E39, ultimately extending its life and enhancing its performance.

The 1998 BMW M5 E39 is a legendary performance sedan that embodies the spirit of the Bavarian automaker. Launched in 1998, it was the fourth generation of the M5 model and remains a highly sought-after classic. Its design was a masterpiece of its time, blending sleek, elegant lines with aggressive cues that hinted at its raw power. The E39's distinctive features included a low-slung profile, a long hood, and a prominent kidney grille, all of which contributed to its commanding road presence. Under the hood, the M5 boasted a 4.9-liter V8 engine, meticulously engineered to deliver a staggering 394 horsepower and 369 lb-ft of torque. This potent powerplant, paired with a six-speed manual transmission, catapulted the M5 from 0 to 60 mph in a thrilling 5.3 seconds, showcasing its exceptional acceleration and performance capabilities.

The 1998 M5 E39 was not just about speed – it was about the overall driving experience. The car's precise handling, exceptional braking, and comfortable cabin contributed to a truly dynamic and rewarding drive. Inside, the M5 offered luxurious amenities and a focus on driver-centric ergonomics. From the sport seats to the multi-function steering wheel, every detail was designed to enhance the driving experience. The E39 M5 also incorporated advanced safety features for its time, including anti-lock brakes (ABS), traction control, and multiple airbags. This blend of performance, luxury, and safety made the 1998 BMW M5 E39 a true icon – a car that has resonated with automotive enthusiasts for its timeless design, thrilling performance, and enduring appeal.