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P0151 Diagnostic Trouble Code Discussion for July 2007

Air Fuel Sensor (Bank 2 Sensor 1) Circuit Low Input (Lean Shift)


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Trouble Ticket Help Requests for DTC P0151
Help Request Posted
1997 Chevrolet Camaro 3.8L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 2G1FP22K9V
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. This car bogs down really bad during accel when cold. Also after it's warm it will surge around 3500 at full throttle like it has a governor. I definitely suspect a bad MAF but dont know what its range should be. It acts like low fuel pressure or plugged filte...
July 06, 2007
1997 Chevrolet Camaro 3.8L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 2G1FP22K9V
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. This car bogs down really bad during accel when cold. Also after it's warm it will surge around 3500 at full throttle like it has a governor. I definitely suspect a bad MAF but dont know what its range should be. It acts like low fuel pressure or plugged filte...
July 07, 2007
1999 Chevrolet Express 2500 5.7L Hesitation VIN: 1GAGG25R8X
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. Thanks to all fellow techs who review this and try to help me out. I have terrible luck with trying to diagnose these CSFI engines. Customer brought to our shop, it was a recent car lot purchase, with bad hesitation, back firing under slight load, checked fuel...
July 13, 2007
1997 Chevrolet Camaro 3.8L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 2G1FP22K9V
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. This car bogs down really bad during accel when cold. Also after it's warm it will surge around 3500 at full throttle like it has a governor. I definitely suspect a bad MAF but dont know what its range should be. It acts like low fuel pressure or plugged filte...
July 06, 2007
1997 Chevrolet Camaro 3.8L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 2G1FP22K9V
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. This car bogs down really bad during accel when cold. Also after it's warm it will surge around 3500 at full throttle like it has a governor. I definitely suspect a bad MAF but dont know what its range should be. It acts like low fuel pressure or plugged filte...
July 07, 2007
1999 Chevrolet Express 2500 5.7L Hesitation VIN: 1GAGG25R8X
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. Thanks to all fellow techs who review this and try to help me out. I have terrible luck with trying to diagnose these CSFI engines. Customer brought to our shop, it was a recent car lot purchase, with bad hesitation, back firing under slight load, checked fuel...
July 13, 2007