Audi A6 (C6) Electrical Guides
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Why is My Battery Not Charging?
Do you have a dead battery? Find out why here.
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How to Replace Spark Plugs and Ignition Coils
Whether your Audi's engine has a misfire or just old age, replacing the plugs and coils is an easy maintenance item to keep your engine running great.
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How to Replace Oxygen Sensor
Is your check engine light on?