Engine code
Vehicles using S50B30 engine list:
Which cars use the S50B30 engine and what oil to use. Common S50B30 engine faults, symptoms, diagnosis, prevention and repair.
Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
| Castrol EDGE 10W-60 | |
|---|---|
| ACEA A3/B4 | β |
| API SN/CF | β |
| BMW M | β |
| VW 501 01 / 505 00 | β |
| Shell Helix Ultra Racing 10W-60 | |
|---|---|
| ACEA A3/B4 | β |
| API SN/CF | β |
| BMW M | β |
| VW 501 01 / 505 00 | β |
| Mobil 1 10W-60 | |
|---|---|
| ACEA A3/B4 | β |
| API SN/CF | β |
| BMW M | β |
| VW 501 01 / 505 00 | β |
| Liqui Moly Race Tech GT1 10W-60 | |
|---|---|
| ACEA A3/B4 | β |
| API SN/CF | β |
| BMW M | β |
| VW 501 01 / 505 00 | β |
Oil specification key
β β Meets the required specification
β β Not explicitly stated (use caution; check your vehicle manual)
β β Does not meet required specification. Use may cause engine issues.
β β Meets the required specification
β β Not explicitly stated (use caution; check your vehicle manual)
β β Does not meet required specification. Use may cause engine issues.
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Answer generated by AI.
Oil specifications for S50B30 engine
SAE 10W-40
API SJ
BMW Longlife-98
Most common problems, symptoms & fixes for the S50B30 engine.
Engine S50B30 is known for issues like VANOS system failures, cooling system leaks, and oil leaks from valve cover gaskets. Diagnosis involves checking for rough idling or loss of power indicating VANOS problems; inspect coolant levels and hoses for leaks; and look for oil seepage around the valve cover. Preventive measures include regular oil changes with high-quality oil, timely coolant flushes, and replacing aging gaskets. Solutions often require replacing the VANOS seals or solenoids, repairing or replacing leaking hoses, and installing new valve cover gaskets. Maintaining proper engine temperature and clean oil helps prolong engine life and performance.