p0045

I have an 09 Isuzu npr with the 5.2L. 186k miles. I’m having issues with the truck throwing the code p0045, turbo boost control circuit open. Here’s a list of things I have replaced but the code still remains. It comes on instantly even with the truck not running after you delete it. New turbo...

the truck drives for a few miles when you turn it off and on and the engine code pops up once your hitting the pedal harder going into higher rpms I saw the code was a VNT code p0045 and the turbo with actuator is being swapped finally after finding the right place that had a brand new one in...