2005 Audi A4 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2005 Audi A4
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2005 Audi A4 ProblemsOil Leaks From Camshaft Chain Tensioner and Valve Cover GasketsIgnition 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.
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.
2005 Audi A4 Questionsoil is leaking into the turbo and the shop says I need new engine what causes the oil leak (1 answer)
diagnostic code is P0722. Comes on and goes off periodically. How much does it cost to fix?