Scantool Diagnostics

Monitor Scantool data

Check DTC status
1. Check DTC on PDM side with scantool.
2. Check that there is any DTC on PDM side or ESCL side.
3. Inspect DTC related ESCL first if there is any DTC on the PDM side according to DTC troubleshooting guide.
4. After inspection and repair, erase DTC related ESCL.
5. Erase DTC B1971 ESCL failure on Smart Key Module side.
6. Has the DTC gone after erasing DTC with scantool ?





Check current Data
1. Select current data parameters related Smart Key Module with scantool.
2. Monitor "ESCL ENABLE" and "SMK State" are normal.
3. Select current data parameter related PDM.
4. Monitor "ESCL BATTERY OUTPUT" , "ESCL GND OUTPUT" and "ESCL UNLOCK STATE INPUT" are normal.

Specification : - Current Data parameter related Smart Key Module -

1.ESCL ENABLE : It is ON, if IPM sends enable signal to ESCL
2.SMK State : It shows ESCL current status. It shows ESCL FAILURE if there is a failure






Specification : - Current Data parameter related PDM -

1.ESCL BATTERY OUTPUT : It will be changed form OFF to ON when PDM supplies operation voltage with PDM.
2.ESCL GND OUTPUT : It will be changed form OFF to ON when PDM supplies operation voltage with PDM.
3.ESCL UNLOCK STATE INPUT : In case that ESCL bolts is unlock, it will be ON.





5. Are all parameters related ESCL functioning normally ?