IG Key : ON
Actual value for evaluation
Engine stop
Check items with the scantool
Acuation test for glow indicator lamp flash
ACTUATION TEST
Battery voltage is applied the glow lamp to the ECM in order to notify the driver that the ECM is preheating it to improve the engine driving performance. For checking open or short in the wire between the fuse (10A) and the ECM, the START key should be pressed in the scan tool actuation test mode. And then make sure that the glow indicator lamp comes on stay on during the "NOW ACTIVATING" indication
IS GLOW LAMP INDICATED PROPERLY ?
YES
Fault is intermittent caused by poor contact in the sensor’s and/or ECM’s connector or was repaired and ECM memory was not cleared.
Check for intermittent fault by observing the data parameter for a sudden change while wiggling the wiring and tapping lightly on the suspect component.
Be careful not to damage wires or components during the test.
Repair as necessary and go to " Verification of Vehicle Repair " procedure
NO
Go to " W/Harness Inspection " procedure.
