P0139 Diagnostic Trouble Code Discussion for January 2012
Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response
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| Help Request | Posted | |
| 2001 Nissan Maxima GLE 3.0L Poor Idle Quality VIN: JN1CA31D01 P0139: Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response. Replace IAC motor due to coolant contamination. Replaced PCM due to burned internal electrical failure. Physical damage to circuit board. Installed used PCM and new IAC motor. Does have fast idle at times when cold. Will not idle when warm. IAC goes fully clos... |
January 05, 2012 |
