Hey Danny i have the exact same issue that you had, turbo was already cleaned, circuit, check for leaks, pipes, all ok.
https://www.audi-sport.net/xf/threads/p0299-000665-boost-pressure-regulation.267354/
same speed, same gear on a slight up hill on the motorway.
https://ibb.co/ZKtdRXW
My turbo is a (03G 253 010J) seems a GT1749V
any idea on the correct atuator ?
https://www.audi-sport.net/xf/threads/p0299-000665-boost-pressure-regulation.267354/
same speed, same gear on a slight up hill on the motorway.
https://ibb.co/ZKtdRXW
My turbo is a (03G 253 010J) seems a GT1749V
any idea on the correct atuator ?