B.U.D.S. > User Interface > Document > Activation > Activation Page

Engine activation and monitoring functions

The Engine drawing contains red activation hot spots and blue monitoring hot spots which are attached to the following functions:

Hot spot	Activation or monitoring function
Fuel injector 1	Pulse fuel injector 1, 50 times in a row.
Fuel injector 2	Pulse fuel injector 2, 50 times in a row.
Fuel injector 3	Pulse fuel injector 3, 50 times in a row.
Ignition coil 1	Pulse ignition coil 1, 10 times in a row.
Ignition coil 2	Pulse ignition coil 2, 10 times in a row.
Ignition coil 3	Pulse ignition coil 3, 10 times in a row.
Blow by valve	Activate blow by valve for 2 seconds.
Engine temperature	Display the engine temperature in the status bar.
Intake air pressure	Display the intake air pressure in the status bar.
Intake air temperature	Display the intake air temperature in the status bar.
Exhaust temperature	Display the exhaust temperature in the status bar (on some vehicles only).
Throttle opening	Display the throttle opening angle in the status bar (on some vehicles only).

Vehicle activation functions

The Activation page shows the Fuel Pump group box which can be used to Enable or Disable the fuel pump.

Also shown is the Activate group box with push buttons which are attached to the following activation functions:

Button	Activation function
Fuel Press. Relief	Initiate the fuel pressure relief sequence which disables the fuel pump, then asks the user to start the engine and wait until it stops. Clicking on the OK button re-enables the fuel pump.
Fuel Pump	Activate the fuel pump for 5 seconds.
Buzzer	Activate the buzzer until the button is released.
Bilge Pump	Activate the bilge pump for 3 seconds.
VTS	Initiate theVTS test sequence which successively moves the VTS fully up, fully down and then back to its original position.
Spare output 1	Turn on spare output 1 for 3 seconds.
Spare output 2	Turn on spare output 2 for 3 seconds (on some vehicles only).
Start Self-test	Initiate a self-test.