Engine Difficult to Start When Warm

SYMPTOM
Engine Difficult To Start Warm

Check:
1. PGM-CARB Control Unit (BU)
2. Carburetor
a. Primary Slow Mixture Cut-Off Solenoid Valve
b. Air Vent Cut-Off (Inner Vent) Solenoid Valve
c. Slow Air Jet Control
3. Coolant Temperature (TW) Sensor
4. Evaporative Control
5. Feedback Copntrol