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1991 Audi Coupe Quattro Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1991 Audi Coupe Quattro

1991 Audi Coupe Quattro Problems

Problems with air leaks and the fuel injection may cause starting difficulties.

Various bushings—located around the subframe, suspension, and steering—deteriorate with age. A clunking noise when driving over bumps, accelerating, or stopping may be a sign of worn bushings.

Our technicians recommend having the constant velocity (CV) boots and CV joints inspected at each service. Servicing torn CV boots early can prevent the need to replace the CV half shaft or CV joint.

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1991 Audi Coupe Quattro Questions

I have a problem with the brake system I replaced the brake accumulator and the master cylinder, but the brake pedal is hard and difficult to stop, I haved to press hard and lock the brakes up, so vibration from the anti-lock system occurs. This is a hydro boost brake system so the boost comes fr...

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1991 Audi Coupe Quattro Recalls

VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME AIR BAG SENSORS DO NOT COMPLY WITH AUDI'S DURABILITY STANDARDS OVER THE LIFETIME OF THE VEHICLE.

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