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Description of on-Board Diagnosis

KEYLESS ENTRY SYSTEM ON-BOARD DIAGNOSTIC
There are two functions for the keyless entry system on-board diagnostic (OBD). OBD function 1 tells the keyless control module and CPU to activate the power door lock and trunk lid opener Systems without the transmitter. OBD function 2 monitors a keyless entry demand signal sent from the transmitter and used inside the keyless control module. OBD function 2 diagnoses the transmitter, integrated antenna and the keyless control module.

On Board Diagnostic Function 1:




On-board Diagnostic Function 1

On Board Diagnostic Function 2 (Part 1 Of 3):




On Board Diagnostic Function 2 (Part 2 Of 3):




On Board Diagnostic Function 2 (Part 3 Of 3):




On-board Diagnostic Function 2