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EC-158 [QG (WITH EURO-OBD)] DTC P0031, P0032, P0051, P0052 HO2S1 HEATER (A/T MODELS) 3. Turn ignition switch “ON” and select “DATA MONITOR” mode 4. Start engine and run it for at least 6 seconds at idle speed. 5. If 1st trip DTC is detected, go to EC-162, "Diagnostic Procedure" . WITH GST 1. Start engine and warm it up to normal operating temperature. 2. Turn ignition switch “OFF” and wait at least 10 seconds. 3. Start engine and run it for at least 6 seconds at idle speed. 4. Turn ignition switch “OFF” and wait at least 10 seconds. 5. Start engine and run it for at least 6 seconds at idle speed. 6. Select “MODE 3” with GST. 7. If DTC is detected, go to EC-162, "Diagnostic Procedure" . ● When using GST, “DTC Confirmation Procedure” should be performed twice as much as when SEF058Y |