Frequent Stalling During Engine Warm-Up
Check:1. Carburetor
a. Automatic Choke/Fast Idle System
b. Primary Slow Mixture Cut-off Solenoid Valve
c. Idle Speed/Mixture
2. Manifold Absolute Pressure (MAP) Sensor (3)(5)
3. Coolant Temperature (TW) Sensor (6)
4. Electronic Air Control Valve (14)
5. Feedback Control
6. Exhaust Gas Recirculation
7. PGM-CARB Control 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.