Stalls After Start - Hot

Definition: The engine starts OK, but

(1) dies after brief idle;

(2) dies as soon as any load is placed on engine (such as A/C turned "ON" or transmission engaged);

(3) dies on initial drive away.


^ Perform Diagnostic Circuit Check - Calif".


^ Perform "System Performance Check - Calif".


^ Visual (Physical) Check:


- Vacuum hoses for splits, kinks and proper connections, as shown on Vehicle Emission Control Information label.


^ Make sure hot air tube is connected to air cleaner.


^ Check proper operation of THERMAC.


^ Check carburetor choke and vacuum breaks for proper operation.


^ Check float level using external float gage.

^ Check carburetor accelerator pump operation.


^ Check EFE Electric Heater Chart C-9.


^ Check EGR valve for proper operation - Chart C-7.


^ Check for overcharged A/C System.


^ Check for high A/C Head pressure - could be caused by inoperative cooling fan.


^ Check for obvious overheating problems:


- Low coolant


- Loose water pump belt


- Restricted air flow to radiator or restricted water flow through radiator.


- Inoperative electric cooling fan circuit.