2012 Audi A4 Quattro Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2012 Audi A4 Quattro

2012 Audi A4 Quattro Problems

Ignition Coil, Ignition Wires, and Spark Plugs May Fail

An ignition coil or spark plug may fail unexpectedly resulting in an engine misfire and possible illumination of the Check Engine Light. Vehicles equipped with spark plug wires may also develop a misfire caused by a failed spark plug wire.

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