Quote:
Originally Posted by SushiNinja
We did notice that the boost pressure did hang at its high value for 3 to 4 seconds before dropping off when easing off the accelerator pedal. Is this normal??
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No this isn't normal and boost should ease instantaneously in line with engine speed and reduced throttle input.
It sounds as though the VNT is sticking slightly on its way back at cooler operating temperatures and frees itself to perform pretty normally on a hot engine.