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Audi A6 Quattro Problems

Maintain fuel quality to avoid misfires and CEL illumination on Audi A6 Quattro

Problem Description and Possible Solution

Fuel quality must be maintained to avoid engine misfire problems; the misfires may cause the Check Engine Light to illuminate.

(3 people reported this problem)

Audi A6 Quattro Vehicles With This Problem

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Average mileage: (–)
Engine affected: 3.0L V6
3 model years affected: 2002, 2003, 2004
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