1990–1991 Audi 90 quattro 20v
Common problems, technical service bulletins, fluid specs and labor times — verified for your car.
Top Problems (5)
Faulty Fuel Pump
high
Faulty Ignition Coil
medium
Electrical Issues
medium
Active Service Bulletins
90-01 — Driveshaft - Noise
Technical Service Bulletins
— Removal
Engine, Cooling and Exhaust
— Diagnostic Notes
Powertrain Management
— Vehicle Damage Warnings
Powertrain Management
— Tire/Wheels - Eliminating Vibrations
Maintenance
Key Fluid Specs
| Spec | Value |
|---|---|
| Fluid Type | Texaco Capella E, Suniso No. 5, or similar |
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