Installing Fuel Line (From Rear Underbody To Fuel Pump)
Installation is performed in reverse order. Pay particular attention to the following:
- Pre-fill the fuel system.
- 1.1 Connect the PIWIS Tester to the vehicle and switch on ignition.
- 1.2 Select Auxiliary heating (fuel) control unit in the control unit overview.
- 1.3 Maintenance/repairs must now be selected.
- 1.4 Select Line filling and press Next and follow the instructions on the PIWIS Tester.