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P0131 Diagnostic Trouble Code Discussion for August 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
2001 Honda CR-V EX 2.0L Hesitation, Cuts out VIN: JHLRD17611
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. truck starts up fine cold. as it warms up accel gets rough. removed vc found valve tight exhaust side adjusted all to spec.tested fuel press found at 32 lbs replaced pump and strainer, any help would be appreciated .
August 05, 2012
2000 GMC Jimmy Diamond Edition 4.3L Hesitation, Cuts out VIN: 1GKDT13W0Y
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. Please help, tired of acting like parts changer. per our fuel psi tests all readings too low(58 koeo, 52 koer (idle), 56 psi koer wot. o2 sensors go to zero b1 26 b2 fuel trims way lean when accelerate heavy or wot. unplugged mass air flow although gm/sec rise...
August 16, 2012
2000 GMC Jimmy Diamond Edition 4.3L Hesitation, Cuts out VIN: 1GKDT13W0Y
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. Please help, tired of acting like parts changer. per our fuel psi tests all readings too low(58 koeo, 52 koer (idle), 56 psi koer wot. o2 sensors go to zero b1 26 b2 fuel trims way lean when accelerate heavy or wot. unplugged mass air flow although gm/sec rise...
August 20, 2012
2001 Honda CR-V EX 2.0L Hesitation, Cuts out VIN: JHLRD17611
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. truck starts up fine cold. as it warms up accel gets rough. removed vc found valve tight exhaust side adjusted all to spec.tested fuel press found at 32 lbs replaced pump and strainer, any help would be appreciated .
August 05, 2012
2000 GMC Jimmy Diamond Edition 4.3L Hesitation, Cuts out VIN: 1GKDT13W0Y
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. Please help, tired of acting like parts changer. per our fuel psi tests all readings too low(58 koeo, 52 koer (idle), 56 psi koer wot. o2 sensors go to zero b1 26 b2 fuel trims way lean when accelerate heavy or wot. unplugged mass air flow although gm/sec rise...
August 16, 2012
2000 GMC Jimmy Diamond Edition 4.3L Hesitation, Cuts out VIN: 1GKDT13W0Y
P0131: Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage. Please help, tired of acting like parts changer. per our fuel psi tests all readings too low(58 koeo, 52 koer (idle), 56 psi koer wot. o2 sensors go to zero b1 26 b2 fuel trims way lean when accelerate heavy or wot. unplugged mass air flow although gm/sec rise...
August 20, 2012