Engine code
Vehicles using AAS engine list:
Which cars use the AAS engine and what oil to use. Common AAS 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 GTX 15W-40 A3/B3 | |
|---|---|
| ACEA A3/B3 | β |
| API SP (or SN) | β |
| VW 501.01 / 505.00 | β |
| MB-Approval 229.1 | β |
| Fiat 9.55535-D2 | β |
| Shell Helix HX5/6 15W-40 | |
|---|---|
| ACEA A3/B3 | β |
| API SN | β |
| VW 501.01 / 505.00 | β |
| MB-Approval 229.1 | β |
| Fiat 9.55535-D2 | β |
| Total Quartz 7000 15W-40 | |
|---|---|
| ACEA A3/B3 | β |
| API SP | β |
| VW 501.01 / 505.00 | β |
| MB-Approval 229.1 | β |
| Fiat 9.55535-D2 | 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 AAS engine
SAE 10W-40
ACEA A3/B3
API CF
VW 505.00
Most common problems, symptoms & fixes for the AAS engine.
Engine AAS in the Audi 100 2.4 D (1992β1994) commonly faces injector clogging and turbocharger wear. Diagnose injector issues by rough idling or poor acceleration; clean or replace injectors as needed. Turbo problems manifest as loss of power or excessive smoke; inspect for shaft play and oil leaks, replacing the turbo if necessary. Regular oil and filter changes prevent premature wear. Use quality diesel fuel and additives to reduce injector deposits. Monitor the timing belt condition to avoid engine damage. Addressing these proactively ensures reliability and longevity of the AAS engine.