P0131 Diagnostic Trouble Code Discussion for December 2016
Air Fuel Sensor (Bank 1 Sensor 1) Circuit Low Input (Lean Shift)
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| Help Request | Posted | |
| 2000 Ford F-150 Lariat 5.4L Poor Idle Quality, Surge, MIL Lamp on VIN: 1FTRX18L2Y P0131: Voltage low Bank1 sensor1. 2000 F 150 Idles rough surges like a vaccum leak found no leaks vaccum good at an idle. My question is why does my long term fuel trim stay at zero, when all my O2 sensors are, running low at an idle, even when driving long term fuel trim never changes, if you... |
December 07, 2016 |
