Connect GDS to Data Link Connector(DLC).

Ignition "ON".

Monitor "Diagnostic Trouble Codes(DTC)" with GDS.

Fig.1) Diagnostic Trouble Code(DTC) is shown above

Is DTC status displayed as Present?

	▶ Go to "Monitor GDS DATA" procedure.
	▶ Go to "Verification of Vehicle Repair" procedure.

Connect GDS to Data Link Connector(DLC).

Warm up the engine to normal operating temperature.

Start the vehicle slowly and check the "Current Data" with GDS.

Fig.1) Current Data of AHLS

Are the parameters displayed normally?

	▶ The system is operating correctly at this time. Go to "Verification of vehicle Repair" procedure.
	▶ Go to "Terminal and Connector inspection" procedure.