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 repair or replacement of faulty parts, perform Clear Memory Mode Refer to OPERATION , Clear Memory Mode and Inspection Mode Refer to PROCEDURE , Inspection Mode.