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Audi CAKA
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Audi CAKA
Verdict
RISKY · 54/100
Est. cost /3yr
€4,500–10,500 over 3 years, covering consumables, preventive timing chain and crank pulley work, and incidental repairs on higher-mileage examples
Oil interval
10,000 km
Recalls
2
Worst issue
Timing Chain Tensioner Failure
CRITICAL
Audi CAKA
B8 · B8 S4 Supercharged
Timing Chain Tensioner Failure
€1,500-3,500
CRITICAL
Crank Pulley / Accessory Belt Failure
€400-1,200
HIGH
Valve Cover Gasket Oil Leaks
€300-800
MODERATE
Audi CAKA
B8 · B8 S4 Supercharged
•Perform a cold-start and listen carefully for any timing chain rattle in the first 10 seconds of running
•Request full service history and verify oil changes were done every 10,000 km or less with correct VW 502/504 spec oil
•Check VIN against NHTSA recall database and confirm the Takata airbag recall has been completed at a dealer
•Inspect valve covers and surrounding areas for oil seepage or burning oil smell around the engine bay
•Visually inspect crank pulley rubber damper for cracking, delamination, or wobble at idle
•Have an Audi-specialist perform a diagnostic scan for cam timing fault codes and check supercharger belt and tensioner condition
Audi CAKA
B8 · B8 S4 Supercharged
Timing chain tensioners and guides
Inspect and replace tensioners and plastic guides proactively
80,000-100,000 km
Crank pulley / harmonic balancer
Inspect rubber damper for deterioration; replace if cracking or delamination found
100,000 km
Supercharger drive belt and tensioner
Inspect condition and replace belt and tensioner on schedule
60,000-80,000 km
Valve cover gaskets
Replace gaskets at first sign of seeping oil around covers
100,000-150,000 km
Audi CAKA
B8 · B8 S4 Supercharged
Air Bags – Frontal Passenger Side Inflator Module
Inflator module may rupture on deployment, sending metal fragments toward occupants
Air Bags – Frontal Passenger Side Inflator Module (2009 model year)
Same Takata inflator rupture risk on 2009 model year vehicles
Audi CAKA
B8 · B8 S4 Supercharged
✓333 hp supercharged V6 delivers strong, linear power delivery with immediate throttle response
✓Supercharger avoids turbo lag, making the power band predictable and enjoyable
✓When properly maintained the engine is fundamentally robust and capable of high mileage
✓Quattro AWD system provides excellent all-weather traction and stability
✓Aftermarket support is strong with timing chain kits and parts widely available
Audi CAKA
B8 · B8 S4 Supercharged
Real consumption
11 L/100km
Official consumption
Not available
Oil interval
10,000 km
Oil spec
VW 502.00 / 504.00 compliant 5W-30 or 5W-40 full synthetic
Est. cost /3yr
€4,500–10,500 over 3 years, covering consumables, preventive timing chain and crank pulley work, and incidental repairs on higher-mileage examples