P0151 Diagnostic Trouble Code Discussion for July 2007
Air Fuel Sensor (Bank 2 Sensor 1) Circuit Low Input (Lean Shift)
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| 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 |
