P0139 Diagnostic Trouble Code Discussion for August 2017
Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response
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| Help Request | Posted | |
| 2011 Ram 1500 ST 3.7L MIL Lamp on VIN: 1D7RB1GK4B Help, 3.7 v6 codes p0139, p0159. replaced both sensors twice with mopar. no exhaust leaks, replaced and updated ecm. Cats test good at 94%. All monitors pass. Ohm tested all wiring. The vehicle stayed gone for 8000 miles and now back with BOTH codes. Graphing ... |
August 07, 2017 |
