Frequent Stalling During Engine Warm-Up

SYMPTOM
Frequent Stalling During Warm-up

Check:
1. Idle Control System
a. Hoses and Connections
b. Electronic Air Control Valve (EACV) (14)
2. Fuel Supply
a. Fuel Injector (16)
b. Fuel Filter
c. Fuel Pump
3. Air Intake System
a. Throttle Body
b. Throttle Cable
4. PGM-FI Control (ECU) Unit (BU)

NOTE:
After each symptom, the system that could be the source of the symptom are listed and should be checked in the order they are listed, beginning with #1.

(BU) code used when the CHECK ENGINE warning light is on, and the self-diagnosis indicator LED is ON with no "blinks", the back-up system is in operation.

Self-diagnosis indicator, (LED) blinks (?), will follow associated systems.