Fast Idle Out of Specification When Cold

Check:

1. Idle Control System
a. Fast Idle Thermo Valve
b. Idle Air Control Valve (IAC) (14)
c. Idle Adjusting Screw
2. Coolant Temperature (ECT) Sensor (6)
3. Air Intake System
a. Intake Air Bypass Control System
b. Throttle Body
c. Throttle Cable
4. PGM-FI Control (ECM) Unit (BU)

NOTE: All items should be checked in the order in which they appear. A (number) after the component indicates the fault code associated with that system. If BU appears on with PGM-FI unit, it indicates the vehicle is running in back-up mode