Vehicles using ALT engine list:
- AUDI - A4 2.0 (96kW) 2001–2004
- AUDI - A6 2.0 20V (96kW) 2001–2005
- AUDI - A4 2.0 (96kW) 2004–2008
- VW - Passat 2.0 20V (96kW) 2002–2005
Recommended oil for engine ALT engine.
Ask AI about any Engine code
Questions strictly about engine codes (brand/model/engine type/production years).
| 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 | |
|---|---|
| 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 | |
|---|---|
| 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 | |
|---|---|
| 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.
✔ – 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 ALT engine
SAE 5W-40
ACEA A3/B4
API SL
VW 502.00
VW 505.00
Most common problems, symptoms & fixes for the ALT engine.
Engine ALT commonly faces issues like oil sludge buildup, timing chain tensioner wear, and ignition coil failures. Diagnosis involves checking for rough idling, misfires, or engine warning lights. Regular oil changes with high-quality synthetic oil prevent sludge formation. Inspect and replace the timing chain tensioner around 100,000 km to avoid chain stretch or failure. Ignition coils can be tested with a multimeter and replaced if faulty to resolve misfires. Additionally, ensure the PCV valve is clean to maintain proper crankcase ventilation. Timely maintenance and addressing symptoms early help prolong engine life and maintain performance in these vehicles.