Vehicles using Y9DA engine list:
Recommended oil for engine Y9DA engine.
Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
| Castrol EDGE 5W-30 C3 | |
|---|---|
| ACEA C3 | ✔ |
| API SN/CF | ✔ |
| VW 505.00 / 505.01 | ✔ |
| MB 229.31 / 229.51 | ✔ |
| Dexos2 | ✔ |
| Mobil 1 ESP Formula 5W‑30 | |
|---|---|
| ACEA C3 | ✔ |
| API SN/CF | ✔ |
| VW 505.00 / 505.01 | ✔ |
| MB 229.31 / 229.51 | ✔ |
| GM dexos2 | ✔ |
| Liqui Moly Top Tec 4600 5W‑30 | |
|---|---|
| ACEA C3 | ✔ |
| API SN/CF | ✔ |
| VW 505.00 / 505.01 | ✔ |
| MB 229.31 / 229.51 | ✔ |
| GM dexos2 | ✔ |
| Sunoco Ultra Full Synthetic Euro 5W‑30 | |
|---|---|
| ACEA C3 | ✔ |
| API SN/CF | ✔ |
| VW 505.00 / 505.01 | ✔ |
| MB 229.31 / 229.51 | ✔ |
| 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.
✔ – 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 Y9DA engine
SAE 0W-30
ACEA C2
API SN
WSS-M2C950-A
Most common problems, symptoms & fixes for the Y9DA engine.
Engine Y9DA, found in the Ford Focus 1.5 EcoBlue (85kW) 2022 onwards, is generally reliable but can face issues like EGR valve clogging, turbocharger wear, and DPF (Diesel Particulate Filter) blockages. For diagnosis, monitor warning lights and perform OBD-II scans for error codes related to emissions and turbo performance. Prevention includes regular oil changes with manufacturer-recommended oil, using quality diesel fuel, and periodic long drives to help DPF regeneration. Solutions involve cleaning or replacing the EGR valve, servicing or replacing the turbocharger if performance drops, and performing forced DPF regeneration or replacement if clogged. Regular maintenance is key to longevity.