If there is air in the fuel system after a repair has been performed, it is possible to ventilate the system with this function by activating the fuel pump. This function activates the fuel pump 2 times in 30 seconds with a 30 seconds interval.
Note:
This function shall only be performed on a sealed fuel system.
Test prerequisities:
Ignition on. Engine off
No faults stored.
Battery voltage above 12 V.
No leakage in the fuel system.
Procedure:
Choose the function: Fuel pump activation. The fuel pump starts (the value for the fuel pump status changes to: "Pump on") and runs for 30 seconds.
The fuel pump shuts off (value for the fuel pump status changes to "Pump off") and is disconnected for 30 seconds.
The fuel pump starts (value for the fuel pump status changes to: "Pump on") and runs for 30 seconds.
The fuel pump is shut off in 30 seconds and then the value for the fuel pump status changes to "XX Volt".
Exit the function.