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WAUB4AF4XMA040516
Vehicle Summary
The 2021 Audi S4 quattro Premium Plus is a sophisticated passenger car designed with safety and performance in mind. It features a powerful 3.0-liter V6 engine producing 349 hp and comes equipped with advanced safety features like Dynamic Brake Support, Pedestrian Automatic Emergency Braking, and a Backup Camera. This all-wheel-drive sedan offers a luxurious interior with seating for five and modern conveniences such as HD Radio, Bluetooth, and Keyless Ignition. Assembled in Ingolstadt, Germany, the S4 combines German engineering with a sleek design and standard LED headlamps for superior visibility.
Complete Specifications
Common Issues for This Vehicle
Engine misfire
Misfires in engines can occur due to faulty spark plugs, ignition coils, or fuel injectors. It leads to rough idling and reduced performance.
Timing chain issues
In some Audi models, the timing chain can become loose or worn, leading to noise and potential engine damage if not addressed.
Oil consumption
Certain Audi engines are known for excessive oil consumption, which could necessitate more frequent oil changes to avoid engine damage.
Carbon buildup
Direct injection engines, like those in many Audis, can suffer from carbon buildup on intake valves, leading to decreased performance and efficiency.
Fuel system problems
Issues with the high-pressure fuel pump or fuel injectors can lead to poor engine performance and starting problems.
Coolant leaks
Audi engines are sometimes prone to coolant leaks, which can lead to overheating if not promptly fixed.
Turbocharger failure
If equipped with a turbocharger, failure or reduced efficiency can occur due to oil contamination or high mileage, affecting performance.
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