Fuel system is pressurised. Depressurise - for this, remove fuel pump relay (arrow) - installation position behind lower right A pillar panelling. Start engine for at least 5 seconds - fuel pressure reduction. Fuel escapes - observe safety precautions!
Disconnect fuel lines from throttle valve injection housing. Unscrew fuel port (arrows).
Install, Connect
Install fuel port with new gaskets - 30 Nm / 22 lbf. ft.