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Problems for specific Audi A6 Quattro years:

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Newest reported 1998 Audi A6 Quattro problems

 

Verified for the Audi A6 Quattro
Oil leaks from the camshaft drive pulleys and variable valve timing hydraulics are common. If the variable valve timing hydraulics is leaking, the Check Engine Light may illuminate from inaccurate valve timing.
3 Reports
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Verified for the Audi A6 Quattro

Premature wear in various multi-link suspension components can cause noises that are difficult to diagnose. Worn suspension parts can also cause uneven tire wear and create steering alignment problems.

18 Reports
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Verified for the Audi A6 Quattro

The water pump may fail resulting in engine overheating and possible timing belt damage. Overheating and/or timing belt failure can result in very expensive engine repairs. As a precaution, it is recommended to inspect the timing belt and water pump at regular intervals.

16 Reports
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Verified for the Audi A6 Quattro

A problem with the torque converter can cause the Check Engine Light to illuminate.

55 Reports
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Verified for the Audi A6 Quattro

Clogged sunroof drains can allow water to enter the interior and accumulate under the carpet where various control modules are mounted. Over time, the accumulated moisture can damage the control modules.

15 Reports
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Verified for the Audi A6 Quattro

An External oil leak may develop from the valley pan gasket (under the intake manifold) and/or the head gasket.

7 Reports
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Verified for the Audi A6 Quattro

Clogged drains can allow rainwater to accumulate in the plenum tray (at the base of the windshield). The water may leak into the vehicle's interior, brake booster, or electrical components, which can lead to major problems. Our technicians recommend keeping the tray clear of leaves, pine needles, and other debris.

10 Reports
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Verified for the Audi A6 Quattro

A fluid leak may develop from the propeller shaft seal on the rear of the transmission. Our technicians tell us that replacing the seal will commonly correct this concern.

31 Reports
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Verified for the Audi A6 Quattro

The anti-lock brake system (ABS) control module may fail causing the ABS light to illuminate. Failed modules should be replaced to restore ABS operation.

28 Reports
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Verified for the Audi A6 Quattro

The digital display portion of the instrument cluster may fail. Our technicians tell us the entire instrument cluster will need to be replaced to correct this concern.

50 Reports
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Verified for the Audi A6 Quattro

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.

21 Reports
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