If engine stalls intermittently, Perform trouble shooting by approaching classified system. If symptom of the Engine stalling is similar to symptom of poor acceleration, the reason of engine stalling could be fuel system. For that reason fuel system should be checked first. The purpose of inspection is to check fuel pump harness.
Disconnect the fuel pump connector.
Check pin connections of the fuel pump connector.
IG "START"
Measure the voltage between "4" terminal of fuel pump harness connector and chassis ground.
Is the pin connection condition normal? (Is the measured voltage within specification?)
YES
Go to "Fuel pressure Inspection" procedure.
NO
Repair(Replace) pin connections of the fuel pump connector and harness.