Connect GDS to Data Link Connector(DLC).

IG "ON".

Select "Diagnostic Trouble Codes(DTC)" button, Press "DTC Status" to check DTC's information from the DTCs menu.

Read "DTC Status" parameter.

Record all DTC’s, DTC status and freeze frame data. Does DTC Status indicate "Present"?

	▶ Substitute with a known - good Catalyst Converter and check for proper operation. If the problem is corrected, Go to "Verification of Vehicle Repair" procedure.
	▶ Go to "Component Inspection" procedure.