Audi · Wagon · 2004–2008
Audi S4 B7 Avant
Weaknesses, engine ratings and buying advice
★★★★★
1.0 / 5.0 · Based on 1 engine variants Engine Overview
The Audi S4 B7 Avant is available with one engine variant at 344 hp.
S4
2004 2008
Stay Away! 8 weaknesses
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| Control arm ball joints worn Worn control arms are the most common MOT failure on the S4 B7. Ball joints and track rod ends suffer under the heavy vehicle weight and spirited use. Symptoms: Knocking over bumps, steering flutter, uneven tyre wear from 120,000 km | Medium | |
| Propshaft centre bearing defective On quattro models the propshaft centre bearing can cause problems and produce a dull knocking noise, especially when accelerating. Typical wear damage at higher mileage. Symptoms: Dull knocking from the underbody when accelerating, drivetrain vibrations, noises in corners from 120,000 km | Medium |
Frequently Asked Questions
What problems and weaknesses does the Audi S4 B7 Avant have? +
The Audi S4 B7 as Avant has 13 known weaknesses, 5 vehicle-related.
Which engine is recommended? +
None of the available engines are rated 'Good Choice'. Stay Away!!
Is the Audi S4 B7 Avant worth buying used? +
Caution is advised with the Audi S4 B7 Avant — 1 of 1 engine variants are rated 'Stay Away!'.
Last updated: February 2026 · All information without guarantee