P0139 Diagnostic Trouble Code Discussion for February 2015
Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response
Note: This is a professional automotive technician's resource.Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.
Trouble Ticket Help Requests for DTC P0139
|2010 Mazda 3 i 2.0L MIL Lamp on VIN: JM1BL1SGXA
P0139: b1s2 slow response. ... repeats. freeze frame shows problem occurs at 57 miles per hour on deceleration. road test on highway confirms slow response. front sensor will switch 4 seconds faster than rear. replaced purge valve aprox. 1 month ago suspecting intermittent failure..no...
|February 19, 2015|