The 1998 Audi A8 (D2-4D) Service and Repair Manual offers a comprehensive guide to maintaining, servicing, diagnosing, and repairing your vehicle. It's the same manual used by technicians at dealerships, providing detailed step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications. This manual covers all models and all repairs from A to Z, ensuring you have everything you need to tackle any maintenance or repair task. You'll find detailed information on various systems, including engine, control system, mechanical, fuel service specifications, emission control, intake exhaust cooling, lube, ignition starting charging, auto transmission clutch, manual transmission, transfer propeller shaft, drive shaft, differential, axle suspension, tire & wheel, brake control, brake, parking brake, steering column, power steering, air condition, supplemental restraint system, seat belt, engine immobilizer, cruise control, wiper & washer, door lock, meter audio/visual, horn, windshield/glass mirror, instrument panel, seat, engine hood/ door, exterior & interior, electrical, multiplex/can communication, and much more. With its comprehensive content, you can confidently address any repair or maintenance need and save time and money by tackling repairs yourself.

The 1998 Audi A8 (D2-4D) was a flagship luxury sedan that marked a significant departure for the German automaker. Introduced in 1994, the first-generation A8 (D2) was the first Audi to feature an all-aluminum body, making it both lightweight and rigid. This innovative design, coupled with its spacious interior, advanced technology, and powerful engine options, established the A8 as a direct competitor to the Mercedes-Benz S-Class and BMW 7 Series. The 1998 model year saw several updates and refinements to the D2 A8, including revised styling, new engine choices, and enhanced safety features.

The 1998 Audi A8 offered a range of powerful engine options, including a 2.8-liter V6, a 3.7-liter V8, and a 4.2-liter V8. All engines were mated to a smooth-shifting five-speed automatic transmission. The interior of the A8 was luxurious and well-appointed, featuring premium materials, comfortable seating, and advanced technology, including a Bose sound system, climate control, and navigation system. Safety was also a priority, with standard features like anti-lock brakes, numerous airbags, and traction control. The A8's unique combination of luxury, performance, and technology solidified its position as a leader in the luxury sedan segment. The 1998 model year saw further improvements, making the D2-4D A8 a compelling choice for discerning drivers seeking a sophisticated and capable luxury vehicle.