IG "OFF".

Connect GDS.

IG "ON" and engine "OFF".

Select "Diagnostic Trouble Codes(DTC)" mode.

Check for any DTCs on the "Diagnostic Trouble Code(DTC)" with GDS.

Erase DTC.

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

After erase DTC Check for any DTCs again.

Is the same DTC occurred again?

	▶ Go to "Current data" and "Actuation Test" procedure.
	▶ Fault is intermittent caused by poor contact in the SJB's connector or was repaired and SJB memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "Verification of Vehicle Repair" procedure.

IG "ON" & ENG "OFF".

Select "Current data" and "Actuation Test" mode.

Monitor "Tail Lamp Relay" in the "Current Data" and Perfom "Tail Lamp Relay" in the "Actuation Test" with GDS.

Fig.1) "Tail Lamp Relay" parameter shows "ON" when External Tail Lamp operates properly on Actuation test of "Tail Lamp Relay".

Fig.2) When External Tail Lamp operates on performing Actuation Test of "Tail Lamp Relay".

Is External Tail Lamp LH working normal?

	▶ Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "Verification of Vehicle Repair" procedure.
	▶ Go to "Terminal and Connector Inspection" procedure.