Trouble code P1131 means: Lack Of HO2S11 Switches - Sensor Indicates Lean
Trouble code P1131 means: Lack Of HO2S11 Switches - Sensor Indicates Lean
P1131 = Insufficient switching O2 Bank 1 Sensor 1 Sensor/lean. Could be a B1 S1 O2 sensor going bad.
p1131 = lack of HO2S11 switches - sensor indicates lean
You have a 1999 Ford Ranger 3.0.
This can be caused by a number of things, the most likely being a failure in the oxygen sensor or it's wiring, like a broken or corroded harness.
Trouble code P1131 means: Lack Of HO2S11 Switches - Sensor Indicates Lean
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Trouble code P1131 means: Lack Of HO2S11 Switches - Sensor Indicates Lean
Trouble code P1131 means: Lack Of HO2S-11 Switch,Sensor Indicates Lean