The answer is bypass valve, a term used interchangeably with that of blow-off valve. ... whereas the bypass valve recirculates the compressed air into the intake system before the turbocharger.

Cleaning the Idle Air Control Valve. Locate the idle air control valve. It is usually found on the intake manifold and attached to the throttle body. Before beginning the process, make sure the ...

HOT GAS BYPASS ADJUSTMENT If the hot gas bypass opens below 58 psig, the valve must be adjusted to bring the activation point to 58 psig. By turning the adjustment stem one complete turn clockwise, ...

A: The occasional roughness and stall-out you’ve encountered might be caused by a dirty throttle body, a sticking idle air bypass valve or a dirty exhaust gas recirculation (EGR) control ...