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P0131 Diagnostic Trouble Code Discussion for August 2010

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
1997 Ford Ranger Splash 2.3L Poor Idle Quality
P0131: Contaminated HO2S/ Voltage Shift. ... This Ranger has a really rough idle, running very rich, and somtimes will stall. Only at idle. Had a code p0131, O2 sensor contamination/ voltage shift. Went through chart, which checks wiring between O2 and pcm. All appears to be ok. Now belive code was a...
August 10, 2010
1997 Ford Ranger Splash 2.3L Poor Idle Quality
P0131: Contaminated HO2S/ Voltage Shift. ... This Ranger has a really rough idle, running very rich, and somtimes will stall. Only at idle. Had a code p0131, O2 sensor contamination/ voltage shift. Went through chart, which checks wiring between O2 and pcm. All appears to be ok. Now belive code was a...
August 12, 2010
2002 Pontiac Bonneville SE 3.8L Cuts out, Misfire VIN: 1G2HX54K62
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. I need some help with this Bonneville. I have usually been able to find repairs in the repair database but am stumped on this one. This car came in to my shop with the complaint of cutting out under load. Test drove and found two things. One, when first starte...
August 24, 2010
1997 Ford Ranger Splash 2.3L Poor Idle Quality
P0131: Contaminated HO2S/ Voltage Shift. ... This Ranger has a really rough idle, running very rich, and somtimes will stall. Only at idle. Had a code p0131, O2 sensor contamination/ voltage shift. Went through chart, which checks wiring between O2 and pcm. All appears to be ok. Now belive code was a...
August 10, 2010
1997 Ford Ranger Splash 2.3L Poor Idle Quality
P0131: Contaminated HO2S/ Voltage Shift. ... This Ranger has a really rough idle, running very rich, and somtimes will stall. Only at idle. Had a code p0131, O2 sensor contamination/ voltage shift. Went through chart, which checks wiring between O2 and pcm. All appears to be ok. Now belive code was a...
August 12, 2010
2002 Pontiac Bonneville SE 3.8L Cuts out, Misfire VIN: 1G2HX54K62
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. I need some help with this Bonneville. I have usually been able to find repairs in the repair database but am stumped on this one. This car came in to my shop with the complaint of cutting out under load. Test drove and found two things. One, when first starte...
August 24, 2010