P0139

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

CAUTION: After repairing or replacing the defective part, perform the Clear Memory Mode and Inspection Mode Reading and Clearing Diagnostic Trouble Codes

WIRING DIAGRAM: