If engine stalls intermittently, Perform trouble shooting by approaching classified system. Symptom of the Engine stalling by inaccurate ignition system is similar to engine stalling by cutting power supply. Because of intermittent symptom , Perform trouble shooting by checking symptoms. First of all check harness and connection of connector of the ignition system.

3.

Check connection of the ECM connector after removing the ECM connector.

4.

Are connectors of the ignition coil and engine ECM normal?

YES

Go to "Ignition coil Inspection" procedure .

NO

Repair the pin of the connector or Replace the harness.