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P1131 Diagnostic Trouble Code Discussion for December 2011

Heated Oxygen Sensor (Bank 1 Sensor 1) Indicates A/F Ratio Too Lean


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Trouble Ticket Help Requests for DTC P1131
Help Request Posted
2001 Lincoln LS 3.0L Misfire, Runability VIN: 1LNHM86S31
P1131: Fuel trim at limit ho2s fails to switch due to fuel at or exceeding a calibrated limit. Hello Lincoln Techs thanks in advance for your help this 3.0 v 6 has me pulling my hair out by the roots. After repairing a massive vacuum leak under the intake this vehicle's battery was disconnected with positive and negative battery touched together to rese...
December 07, 2011
2001 Lincoln LS 3.0L Misfire, Runability VIN: 1LNHM86S31
P1131: Fuel trim at limit ho2s fails to switch due to fuel at or exceeding a calibrated limit. Hello Lincoln Techs thanks in advance for your help this 3.0 v 6 has me pulling my hair out by the roots. After repairing a massive vacuum leak under the intake this vehicle's battery was disconnected with positive and negative battery touched together to rese...
December 07, 2011