Description of On-Board Diagnostics

On-Board Diagnostic (OBD) Test Description

^ The OBD test inspects the integrity and function of the TPMS and outputs the results when requested by the specific tests.
^ On-board diagnostic test also:
^ Provides a quick inspection of the TPMS usually performed at the start of each diagnostic procedure.
^ Provides verification after repairs to ensure that no other faults occurred during service.
^ The OBD test is divided into 3 tests:
^ Read/clear diagnostic results, PID monitor and active command mode.

Read/clear diagnostic results
^ This function allows you to read or clear DTCs in the TPMS control module memory.

PID/Data monitor and record
This function allows you to access certain data values, input signals, calculated values, and system status information.

Active command modes
^ This function allows you to control devices through the WAS or equivalent.