Engine code
Vehicles using U-II engine list:
Which cars use the U-II engine and what oil to use. Common U-II engine faults, symptoms, diagnosis, prevention and repair.
- HYUNDAI - ix35 1.7 CRDi 2WD (85kW) 2010–2014
- HYUNDAI - ix35 1.7 CRDi 2WD DPF (85kW) 2010–2014
- HYUNDAI - ix35 1.7 CRDi 2WD (85kW) 2015–2015
- HYUNDAI - ix35 1.7 CRDi 2WD DPF (85kW) 2015–2015
- HYUNDAI - Tucson 1.7 CRDI (85kW) 2015–2018
- HYUNDAI - Tucson 1.7 CRDI DPF (85kW) 2015–2018
- HYUNDAI - Tucson 1.7 CRDI DPF (104kW) 2015–2018
- HYUNDAI - Tucson 1.7 CRDI (104kW) 2015–2018
- HYUNDAI - Elantra 1.6 CRDi (100kW) 2016–2018
- HYUNDAI - Elantra 1.6 CRDi DPF (100kW) 2016–2018
Recommended oil for engine U-II engine.
Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
| Castrol MAGNATEC 5W‑30 C3 | |
|---|---|
| SAE 5W‑30 | ✔ |
| ACEA C3 | ✔ |
| API SN/CF | ✔ |
| BMW Longlife‑04 | ✔ |
| MB‑Approval 226.5 / 229.31 / 229.51 / 229.52 | ✔ |
| Opel OV 0401547‑D30 / G30 | ✔ |
| Fiat 9.55535‑S3 | ✔ |
| Renault RN0700 / RN0710 | ✔ |
| VW 505.00 / 505.01 | ✔ |
| dexos2 | ✔ |
| Liqui‑Moly Chrome C3 5W‑30 | |
|---|---|
| SAE 5W‑30 | ✔ |
| ACEA C3 | ✔ |
| API SN/CF | ✔ |
| BMW Longlife‑04 | ❌ |
| MB‑Approval 226.5 / 229.31 / 229.51 / 229.52 | ✔ |
| Opel OV 0401547‑D30 / G30 | ✔ |
| Fiat 9.55535‑S3 | ✔ |
| Renault RN0700 / RN0710 | ✔ |
| VW 505.00 / 505.01 | ✔ |
| dexos2 | ✔ |
| Ridex Plus Active Energy C2/C3 5W‑30 | |
|---|---|
| SAE 5W‑30 | ✔ |
| ACEA C3 | ✔ |
| API SN/CF | ✔ |
| BMW Longlife‑04 | ✔ |
| MB‑Approval 226.5 / 229.31 / 229.51 / 229.52 | ✔ |
| Opel OV 0401547‑D30 / G30 | ✔ |
| Fiat 9.55535‑S3 | ❌ |
| Renault RN0700 / RN0710 | ✔ |
| VW 505.00 / 505.01 | ✔ |
| dexos2 | ✔ |
| Shell Helix Ultra ECT C3 5W‑30 | |
|---|---|
| SAE 5W‑30 | ✔ |
| ACEA C3 | ✔ |
| API SN/CF | ✔ |
| BMW Longlife‑04 | ✔ |
| MB‑Approval 226.5 / 229.31 / 229.51 / 229.52 | ✔ |
| Opel OV 0401547‑D30 / G30 | ✔ |
| Fiat 9.55535‑S3 | ✔ |
| Renault RN0700 / RN0710 | ✔ |
| VW 505.00 / 505.01 | ✔ |
| 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.
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Answer generated by AI.
Oil specifications for U-II engine
SAE 5W-30
ACEA C3
API SN
dexos2
NO INFO -
Most common problems, symptoms & fixes for the U-II engine.
Engine U-II commonly faces issues such as EGR valve clogging, DPF blockage, and turbocharger wear. For diagnosis, monitor for warning lights, reduced power, or increased fuel consumption. Use an OBD-II scanner to check fault codes related to EGR and DPF systems. Prevention includes regular oil changes with manufacturer-recommended oil, using quality diesel fuel, and periodic long drives to aid DPF regeneration. Solutions involve cleaning or replacing the EGR valve, performing forced DPF regeneration or DPF replacement if severely clogged, and inspecting the turbocharger for wear or leaks. Timely maintenance ensures longevity and optimal performance of the U-II engine.