Generic Scan Tool (GST) Function

TROUBLE DIAGNOSIS


Generic Scan Tool (GST) Function


DESCRIPTION
Generic Scan Tool (OBD II scan tool) complying with SAE J1978 has several functions explained below.





ISO9141 is used as the protocol.
The name "GST" or "Generic Scan Tool" is used in this service manual.

FUNCTION





INSPECTION PROCEDURE
1. Turn ignition switch OFF.





2. Connect GST to data link connector (1), which is located under
LH dash panel near the hood opener handle.





3. Turn ignition switch ON.
4. Enter the program according to instructions on the screen or in the operation manual.
(*: Regarding GST screens in this section, sample screens are shown.)





5. Perform each diagnostic service according to each service procedure.
For further information, see the GST Operation Manual of the tool maker.