K20A6 engine Disconnect the IAT sensor connector (A).
Remove the intake air duct (B). Disconnect the IAC valve connector (C), and TP sensor connector (D). Disconnect the water bypass hoses (E), and plug the water bypass hoses. Disconnect the vacuum hose (F). Remove the throttle cable (G) and the actuator cable (with cruise control) (H). Remove the throttle body (I). Install the parts in the reverse order of removal with a new gasket (J), then check these items: Do the ECM/PCM idle learn procedure after the throttle body has been replaced. Refill the radiator with engine coolant. Do not adjust the throttle stop screw (K). After reassembly, adjust actuator cable, and the throttle cable. The TP sensor is not removable.