Leon Mk2
| Coding variations of engine control unit |
| 1st position: Vehicle code | 2nd position: Emissions code | 3rd position: Special code | 4th position: CAN data bus code | 5th position: Gearbox code | |||||
| 0 = | No code | 0 = | No code | 0 = | No code | 0 = | No code | 0 = | No code |
| 1 = | --- | 1 = | --- | 1 = | --- | 1 = | ABS | 1 = | 5-speed manual gearbox |
| 2 = | --- | 2 = | --- | 2 = | --- | 2 = | Airbag | 2 = | 6-speed manual gearbox |
| 3 = | --- | 3 = | --- | 3 = | --- | 3 = | ABS and airbag | 3 = | Automatic gearbox |
| 4 = | --- | 4 = | --- | 4 = | --- | 4 = | --- | 4 = | --- |
| 5 = | --- | 5 = | --- | 5 = | --- | 5 = | --- | 5 = | --- |
| The code number is compiled as shown in the following example: |
| 1st position: Vehicle code (no code at present) | 0 | |||||
| 2nd position: Emissions code (no code at present) | 0 | |||||
| 3rd position: Special code (no code a present) | 0 | |||||
| 4th position: CAN data bus code (ABS and airbag) | 3 | |||||
| 5th position: Gearbox code (5-speed manual gearbox) | 1 | |||||
| Code number: | 0 | 0 | 0 | 3 | 1 | |
