Vehicles using N73 engine list:
No vehicles found across brand tables (based on current scan).
Recommended oil for engine N73 engine.
Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
| Castrol EDGE 0W-40 R | |
|---|---|
| ACEA C3 | ✔ |
| Renault RN17 RSA | ✔ |
| Kinematic @ 100°C | 13.5 mm²/s |
| Kinematic @ 40°C | 78.3 mm²/s |
| Viscosity Index | 178 |
| Pour Point | -48°C |
| Flash Point | 200°C |
| Density @ 15°C | 0.849 g/ml |
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 N73 engine
SAE 5W-40
ACEA A3/B4
API SN
BMW Longlife-98
Most common problems, symptoms & fixes for the N73 engine.
Engine N73, found in the BMW 760i (2002–2008), is a complex V12 known for smooth power but can face issues like oil leaks, VANOS system failures, and ignition coil problems. Diagnosis involves checking for oil leaks around valve covers and timing chain covers, and scanning for fault codes related to VANOS. Prevention includes regular oil changes with high-quality synthetic oil and timely replacement of ignition coils and spark plugs. Solutions often require replacing worn gaskets to fix leaks, servicing or replacing VANOS solenoids, and renewing ignition components to maintain smooth running and avoid misfires. Regular maintenance is key to longevity.