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

WARNING: This page is about a different variant/trim than selected.

Detected when two consecutive driving cycles with fault occur.
GENERAL DESCRIPTION <Ref. 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 <Ref. to OPERATION , Clear Memory Mode.> and Inspection Mode <Ref. to PROCEDURE , Inspection Mode.>.