Reducing of fuel pressure

This function is used to reduce the fuel pressure. The pressure must be reduced before working on the high-pressure part of the fuel system.
Note:
The fuel system has a very high pressure, up to 3000 bar. The fuel pressure must be reduced before any work can begin. The system should always be considered as pressurized. If the brake pedal is activated, the function is canceled.
Test conditions:
Procedure:
  1. Start the function.
  2. A dialogue box shows test conditions, check these and press "OK".
  3. To reduce the fuel pressure, press "OK".
  4. Press "OK" to exit the function.