Draining Fuel
WARNING: This page is about a different variant/trim than selected.
- PIWIS Tester must be connected and switched on.
- Switch on ignition (fuel pump is activated briefly).
- Drain fuel using the Tester routine in the PIWIS Tester
.
- 3.1 Select the Diagnostics function.
- 3.2 Select the DME control unit in the control unit overview.
- 3.3 Switch to the Drive links/checks menu item.
- 3.4 Select All in the Drive links/checks menu item and press F12=Next.
- 3.5 Select the Drain fuel tank function and press F12 = Next.
- 3.6 Activate the Drain fuel tank (= activate fuel pump) function by pressing F8 = Start. The process can be ended at any time by pressing F8 = Stop if the canister needs to be emptied.
- 3.7 As soon as the required amount of fuel has been drained, deactivate the Drain fuel tank
function by pressing F8 = Stop.
- 3.7.1 Exit the function.
- 3.8 Switch off ignition, switch off the PIWIS Tester and disconnect adapter line in the vehicle.