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P0138 Diagnostic Trouble Code Discussion for September 2014

Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage


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Trouble Ticket Help Requests for DTC P0138
Help Request Posted
2008 Chrysler Town & Country LX 3.3L Poor Idle Quality, Cuts out, MIL Lamp on VIN: 2A8HR44H08
P0138: o2 Sensor 1/2 Circuit High. ... complain of running poorly--"sputters." Retrieved codes: PO037, PO138, PO141, P1128, PO135. Cleared codes, PO037 doesn't return. Only other 4. Researched and many suggested use MOPAR o2 sensors only. Replaced both o2 sensors with MOPAR brand. Clear...
September 30, 2014