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P0131 Diagnostic Trouble Code Discussion for May 2012

Air Fuel Sensor (Bank 1 Sensor 1) Circuit Low Input (Lean Shift)

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Trouble Ticket Help Requests for DTC P0131
Help Request Posted
2000 Acura TL 3.2L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 19UUA5668Y
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. ... specalist/friend. They replaced o2 after finding P0131 code. Code re-apeared, did some testing got know were and asked for our help. I did the test procedures for p0131 and got mixed results. they were as follows: 1/reset ecu 2/warmed-up engine to opper. t...
May 01, 2012