Vehicles using CYFB engine list:

Recommended oil for engine CYFB engine.

Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
Oil Specs Comparison
Castrol EDGE 5W-30 LL
Castrol EDGE 5W-30 LL
SAE 5W-30✔
ACEA C3✔
VW 504.00/507.00✔
MB 229.31/229.51✔
Porsche C30✔
BMW Longlife-04✔
Dexos2✔
Motul 8100 5W‑30 X‑Clean
Motul 8100 5W‑30 X‑Clean
SAE 5W‑30✔
ACEA C3✔
VW 504.00 / 507.00✔
MB 229.31 / 229.51✔
Porsche C30✔
BMW Longlife‑04✔
GM dexos2❌
RAVENOL VMP 5W‑30
RAVENOL VMP 5W‑30
SAE 5W‑30✔
ACEA C3✔
VW 504.00 / 507.00✔
MB 229.51✔
Porsche C30✔
BMW Longlife‑04✔
GM dexos2✔
Pennzoil Platinum Euro Full Synthetic 5W‑30
Pennzoil Platinum Euro Full Synthetic 5W‑30
SAE 5W‑30✔
ACEA C3✔
VW 504.00 / 507.00✔
MB 229.31 / 229.51✔
Porsche C30✔
BMW Longlife‑04✔
GM dexos2✔
Oil specification key
✔ – Meets the required specification
❓ – Not explicitly stated (use caution; check your vehicle manual)
❌ – Does not meet required specification. Use may cause engine issues.

Answer generated by AI.

Oil specifications for CYFB engine

SAE 5W-30
ACEA C3
API SN
VW 504.00
VW 507.00

Most common problems, symptoms & fixes for the CYFB engine.

Engine CYFB, found in Audi S3 and TTS models (2014–2018), commonly faces carbon buildup on intake valves due to direct injection. Diagnose via rough idling or misfires; a professional inspection with a borescope helps. Prevention includes using high-quality fuel and periodic walnut shell blasting to clean valves. Another issue is the timing chain tensioner wear, causing rattling noises; early detection via engine noise and timely replacement prevents severe damage. Regular oil changes with manufacturer-recommended synthetic oil maintain tensioner and turbocharger health. Addressing these proactively ensures longevity and optimal performance of the CYFB engine.