Throttle Body: Description and Operation

Throttle Body Exploded View:

DESCRIPTION
The throttle body contains a single throttle valve which controls the amount of air delivered to the engine. A coolant passage under the throttle valve heats the throttle body.

THROTTLE BODY COMPONENTS
The Throttle Position (TP) sensor and Idle Air Control (IAC) valve are mounted on the throttle body. The TP sensor and minimum air stop are not adjustable.