| Check | ||
1 | Compare vehicle identification number in registration documents of vehicle with vehicle identification number of vehicle. | If the vehicle identification number in the registration documents of the vehicle do not match the vehicle identification number of the vehicle. | |
| |||
The requirement for the gas system test is not fulfilled, and the gas system test cannot be performed. | |||
2 | Switch on ignition and check whether the fuel level indication on the instrument cluster displays > 50 % fill level. | If the fuel level indicator on the instrument cluster displays < 50 % fill level. | |
| |||
Refuel vehicle until the fuel level indicator on the instrument cluster displays > 50 % fill level. | |||
After obtaining special order. | |||
3 | Start engine and let it run until the engine is running on CNG. | The engine is running on CNG when the CNG indicator lamp on the instrument cluster is shown in green. | |
If the engine diagnosis indicator lamp lights up or the CNG indicator lamp does not light up green | |||
| |||
The deliverables for the gas system test are not fulfilled, and the gas system test cannot be performed, | |||
determine cause and rectify fault. | |||
After obtaining special order. |