5 typical design features are used for identification, which are explained using the following 2 examples.
| Gasoline engine (example) | Diesel engine (example) | ||
|---|---|---|---|
| Z | Exhaust standard | Z | Exhaust standard |
| 16 | Engine size | 17 | Engine size |
| X | Compression ratio | D | Mixture system |
| E | Mixture system | T | Turbocharging |
| P | Circuit shut-off | H | High charging |
Explanations:
| Exhaust standard | Y | 68/69/EC, Euro 3 / D3 and Euro 3 / D4 | ||
|---|---|---|---|---|
| Z | 68/69/EC, Euro 3 / D4 and Euro 4 | |||
| Engine size | x 0.1 = capacity in litres | |||
| Compression ratio | L | > 8,5 - 9,0 : 1 | X | > 10,0 - 11,5 : 1 |
| N | > 9,0 - 9,5 : 1 | Y | > 11,5 : 1 | |
| S | > 9,5 - 10,0 : 1 | |||
| Mixture system | D | Diesel | NG | Natural gas |
| E | Injection | |||
| Special version (if required) | H | High performance/charging | T | Turbocharging |
| L | Low performance/charging | P | Circuit shut-off | |
| R | Increased performance | |||
Diagram L0011316 shows an example of possible engine identification plate positions.