Audi 80 and 90 (B3, 1986-1991): Service and Repair Manuals

Audi 80 & 90 - Petrol (Oct 1986-1990) / Coupé - Petrol (Nov 1988-1990) | Haynes Service and Repair Manual

Haynes workshop manual on the Audi models:
- 80 saloon (10/1986-1990)
- 90 saloon (6/1987-1990)
- Coupé (11/1988-1990).

Petrol engines:
- 4 cylinders - 1.6 (1595 cc, RN), 1.8 (1781 cc, RU, DZ, NE, PM and JN) and 2.0 (3A)
- 5 cylinders - 2.0 (PS), 2.2 (2226 cc, KV) and 2.3 (2309 cc, 10V and 20V, NG and 7A).

Exclusions: This manual does not cover the diesel models or the Quattro.

This Haynes manual for the Audi 80, 90 and Coupé petrol models guides you through the maintenance and repair of the petrol engines (distribution, belts, valves, camshaft, cylinder head, oil pump, seals and radiator).
It also includes procedures for the heater, fuel system, exhaust, starting and charging system. Additionally, it covers work on the clutch, gearbox, driveshafts, braking system, suspension, steering gear, body, interior and electrical system.

• Step-by-step instructions with detailed photos.
• Based on a complete strip-down and rebuild.
• Includes a maintenance schedule, technical specifications, torque wrench settings and troubleshooting tables.
• Clear and detailed wiring diagrams.

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Audi 80 und 90 - Benziner und Diesel (9/1986-8/1991) | So wird's gemacht

Workshop manual from the German series So wird's gemacht (nr. 59) on the Audi 80 and 90, petrol and diesel.

Petrol engines:
- 1.6 L (51 kW/70 hp, engine code PP, 01/87-08/91)
- 1.6 L (55 kW/75 hp, RN, 09/86-08/87)
- 1.6 L (75 kW/102 hp, ABB, 11/90-08/91)
- 1.8 L (55 kW/75 hp, RU, 09/86-08/91)
- 1.8 L (65 kW/88 hp, SF, 09/86-07/90)
- 1.8 L (66 kW/90 hp, NE, 09/86-08/87)
- 1.8 L (66 kW/90 hp, JN, 09/86-02/88)
- 1.8 L (66 kW/90 hp, PM, 03/88-08/91)
- 1.8 L (82 kW/112 hp, DZ, 09/86-08/88)
- 1.9 L (83 kW/113 hp, SD, 09/86-07/88)
- 2.0 L (83 kW/113 hp, 3A, 05/88-07/90)
- 2.0 L (85 kW/115 hp, PS/AAD, 01/87-08/91)
- 2.0 L (101 kW/137 hp, 6A, 04/90-08/91)
- 2.2 L (162 kW/220 hp, 3B, 09/90-08/91)
- 2.3 L (100 kW/136 hp, KV, 05/87-08/87)
- 2.3 L (100 kW/136 hp, NG, 05/87-08/91)
- 2.3 L (125 kW/170 hp, 7A, 05/88-08/91).

Diesel engines:
- 1.6 L (40 kW/54 hp, engine code JK, 09/87-03/89)
- 1.6 L (59 kW/80 hp, RA/SB, 09/86-08/91)
- 1.9 L (50 kW/68 hp, 1Y, 04/89-08/91).

Production years: 09/1986-08/1991.

The initial section of this manual on the Audi 80 and 90 covers inspection and daily maintenance of the petrol and diesel engines, transmission, brakes, steering and body (including the electrical system, windscreen wipers, lighting and heating or air conditioning).

Furthermore, this book provides detailed guidance on the following components:
- Suspension (replacement of driveshafts, springs and shock absorbers), steering (ball joints) and brakes (discs, brake linings and handbrake).
- Electrical system (battery, voltage regulator and starter motor).
- Dismantling and assembly of the engine cylinder head and cam drive, including replacement of the v-belt and the timing belt or chain.
- The lubricating system with the oil pump.
- The cooling system (replacement of radiator, thermostat and cooling fan).
- The fuel system (air filter, fuel pump and fuel filter) and exhaust (replacement of mufflers).
- Interior: removal and refitting of the dashboard, instrument panel, consoles, interior trim and seats.
- Body: dismantling and assembly of bumpers, fenders, bonnet, tailgate, doors, window mechanisms, locks and mirrors.

• Extensive technical specifications, adjustment data and torque wrench settings.
• 30 clear wiring diagrams of the main circuits.

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Audi 90 - Fünfzylindermodelle - 2.0 und 2.2 Liter, inkl. Quattro (ab 5/1987) | Bucheli Reparaturanleitung

Bucheli Reparaturanleitung for service and repair of the Audi 90 (series B3), including Quattro.

Petrol engines: 5 cylinders - 2.0 and 2.2 litre.

Production years: since 5/1987.

This Bucheli manual on the Audi 90 provides detailed instructions for work on the 5-cylinder petrol engines (removal - refitting, crankshaft, connecting rods, pistons, distribution, valves, oil pump, cooling, fuel system).
Covers also the clutch, gearbox (only removal and installation), driveshafts, steering system, front and rear suspension, brakes, electrical system and the exhaust.

• Includes comprehensive technical data and torque wrench settings.
• Clear wiring diagrams.

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Audi 80 - Vierzylindermodelle - 1.6, 1.8 und 1.9 Liter, inkl. Quattro (ab 9/1986) | Bucheli Reparaturanleitung

Bucheli Reparaturanleitung for service and repair of the Audi 80 (series B3), including 1.8 and 1.9 Quattro.

Petrol engines: 4 cylinders - 1.6 litre (1595 cc), 1.8 litre (1781 cc) and 1.9 litre (1847 cc).

Production years: since 9/1986.

This Bucheli manual on the Audi 80 provides detailed instructions for work on the 1.6, 1.8 and 1.9 litre petrol engines (removal - refitting, crankshaft, connecting rods, pistons, distribution, valves, oil pump, cooling, fuel system).
Covers also the clutch, gearbox (only removal and installation), driveshafts, steering system, front and rear suspension, brakes, electrical system and the exhaust.

• Includes comprehensive technical data and torque wrench settings.
• Clear wiring diagrams.

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Audi 80, 90 - Benziner ohne 16V und 20V (9/1986-7/1991) | Jetzt helfe ich mir selbst

Repair manual from the series "Jetzt helfe ich mir selbst" (nr. 130, reprint) for the Audi 80 and 90 petrol models (series B3).

Petrol engines: 4 cylinders - 1.6 L (51 kW/70 hp and 55 kW/75 hp), 1.8 L (55 kW/75 hp, 65 kW/88 hp, 66 kW/90 hp and 82 kW/112 hp), 1.9 L (83 kW/113 hp) and 2.0 L (83 kW/113 hp and 85 kW/115 hp) / 5 cylinders - 2.0 L (85 kW/115 hp) and 2.3 L (98 kW/133 hp and 100 kW/136 hp).

Production years: 9/1986-7/1991.

Exclusions: This manual does not cover the 16V and 20V engines.

• This repair manual on the Audi 80 and 90 describes maintenance and repair of the petrol engines: the lubricating system, cooling, fuel system, filters and exhaust.
• Covers also the clutch and transmission, the suspension, the steering system, the servo unit and the brakes, the electrical system (including windscreen wipers and lighting), the interior and the body.
• This manual contains also adjustment data and a maintenance schedule.

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