Frequent Stalling While Warming Up

SYMPTOM: Frequent Stalling While Warming Up

CHECK
1. Electronic Control Module (**)
2. Idle Air Control (IAC) Valve (14)
3. Idle Adjusting Screw
3. Fuel Pressure Regulator
4. Engine Coolant Temperature (ECT) Sensor (6)

Numbers in parentheses are the blink codes displayed at the MALFUNCTION INDICATOR LAMP. (**) MALFUNCTION INDICATOR LAMP stays on without blinking. Notes on Reading Diagnostic List For ECM trouble code component testing procedures see COMPUTERS AND CONTROL SYSTEMS.