Timing belt Audi A6 C5 AFB (2.5 TDI) — replacement interval and kits

Timing belt for Audi A6 C5 AFB (2.5 TDI, 1997–2005) — replacement interval, compatible kits from Gates / Continental / Dayco / SKF.

Engine Specifications

Timing Belt Intervallo di sostituzione

Replace at whichever comes first — mileage OR age.

Compatible Timing Belt Kits

Replacement Recommendations

1. Replace as a kit — always replace rollers and tensioner together with the belt.
2. Water pump — on the AFB, the water pump is driven by the timing belt: inspect and replace if needed.
3. Torque settings — follow factory torque specs. Timing marks must align precisely.
4. Don’t cut corners — Gates, Continental, Dayco are proven brands for the AFB.

Domande frequenti

When to replace the timing belt on Audi A6 C5 AFB?

Every 120 000 km or 4 years — whichever comes first. Don’t delay: a broken belt typically causes major engine damage.

Should the water pump be replaced with the timing belt on AFB?

Inspect the pump. If mileage exceeds 80,000 km, replacing it together with the belt is recommended.

Which timing belt kit is best for AFB?

Gates and Continental are the top choices. For Audi AFB: Gates K026055XS, Continental CT1162K3.