| Engine identification letters | AEX | APQ |
| System designation | Motronic MP 9.0 | Motronic MP 9.0 |
| Exhaust emissions fulfil gemäß | MVEG II | D3 standard |
| Self-diagnosis | Yes | Yes |
| Final control diagnosis | Yes | Yes |
| Method of data transfer -V.A.G 1551/1552- | Rapid data transfer | Rapid data transfer |
| Fault memory | Permanent memory → Note | Permanent memory → Note |
| Memory for autoadaptive values | Volatile memory → Note | Volatile memory → Note |
| Lambda regulation | 1 probe | 1 probe |
| Intake pipe reversal | Yes | Yes |
| Catalytic converter | Yes | Yes |
| Charging pressure control | No | No |
| Exhaust gas recirculation | No | No |
