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P1131 Diagnostic Trouble Code Discussion for August 2007

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
2002 Ford Ranger XL 4.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: FTYR44E82P
P1131: b1s1lean. Thanx for any help in advance This ranger had multiple misfires and and multiple codes pulled plugs and replace them any way looked good I think this truck has an issue with the plastic intake manifold because it runs so bad bank 1 and bank 2 sensors lean cod...
August 27, 2007
2002 Ford Ranger XL 4.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: FTYR44E82P
P1131: b1s1lean. Thanx for any help in advance This ranger had multiple misfires and and multiple codes pulled plugs and replace them any way looked good I think this truck has an issue with the plastic intake manifold because it runs so bad bank 1 and bank 2 sensors lean cod...
August 27, 2007