DTC P0139 O2 Sensor Circuit Slow Response (Bank 1 Sensor 2): DTC Detecting Condition

Detected when two consecutive driving cycles with fault occur.
GENERAL DESCRIPTION < refer to DTC P0139 O2 SENSOR CIRCUIT SLOW RESPONSE (BANK 1 SENSOR 2) , Diagnostic Trouble Code (DTC) Detecting Criteria. >
CAUTION: After servicing or replacing faulty parts, perform Clear Memory Mode < refer to OPERATION , Clear Memory Mode. >, and Inspection Mode < refer to PROCEDURE , Inspection Mode. >.