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2009 Audi A4 Problems

Find the most common issues based on 2009 Audi A4 owner complaints.
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Most Common 2009 Audi A4 Problems

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 m...
Engine oil leaks are common from the valve cover gaskets and camshaft chain tensioner gasket.
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 c...
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Common 2009 Audi A4 Repair Estimates

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0 Known 2009 Audi A4 Brakes Problems

0 Known 2009 Audi A4 Drive Train Problems

0 Known 2009 Audi A4 Electrical & Lights Problems

4 Known 2009 Audi A4 Engine Problems

Engine oil leaks are common from the valve cover gaskets and camshaft chain tensioner gasket.
2.0L turbo charged engines may develop a hesitation on acceleration and/or illumination of the Check Engine Light due to a failed high pressure fuel pump or a worn camshaft follower or camshaft. Ou...

2 Known 2009 Audi A4 Exhaust & Emissions Problems

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 m...
Popping sounds from the rear of the vehicle may be heard moments after starting the engine, or when slowing to a stop. This noise is from the leak detection pump filling the fuel tank with air, and...

0 Known 2009 Audi A4 Heating & Air Conditioning Problems

0 Known 2009 Audi A4 Maintenance Problems

2 Known 2009 Audi A4 Miscellaneous Problems

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 c...
The Cabriolet convertible top mechanism can fail due to hydraulic fluid leaks. The fluid reservoir is a common failure.

1 Known 2009 Audi A4 Suspension & Steering Problem

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 probl...

9
Known 2009 Audi A4 Problems & Complaints

2.0L turbo charged engines may develop a hesitation on acceleration and/or illumination of the Check Engine Light due to a failed high pressure fuel pump or a worn camshaft follower or camshaft. Ou...
Engine oil leaks are common from the valve cover gaskets and camshaft chain tensioner gasket.
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 c...
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 m...
The 2006-2017 Audi A4 uses the 2.0FSI, 2.0TFSI, and 3.2FSI direct injection engines. These engines are subject to carbon buildup in the intake system which can cause power loss, OBD codes and a che...
Popping sounds from the rear of the vehicle may be heard moments after starting the engine, or when slowing to a stop. This noise is from the leak detection pump filling the fuel tank with air, and...
The Cabriolet convertible top mechanism can fail due to hydraulic fluid leaks. The fluid reservoir is a common failure.
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 probl...
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