Hi again, as there are still no EMC codes, I inspected the turbo and decided to take off the CBV. It was quite a difficult procedure with nearly everything still in place but after a while the work was done and I discovered a small hole in the membrane. I replaced the original CBV with a self made b...

Thanks a lot precopster! I just performed the test with the 2 throttle position sensors, the difference value is 0.32 degree average, and 0.58 degree maximum. So that should be ok. Also measured the intake air flow when more or less cold, and when cooling temp at 104,0 Celsius, its both more or less...

Hi all, I am new to this forum, but read me through a lot of interesting posts..... My Volvo is a XC70, 2,4T, 02/2000, MY 2001, (the 528th V70II build :-)), with 400.000 km and no issues until about a year ago. It started with a light surge, sometimes, not very often, perhaps every 20th times of dri...