P0157 Diagnostic Trouble Code Discussion for July 2012
Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage
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| Help Request | Posted | |
| 1999 Chevrolet Express 3500 LS 5.7L Poor Fuel Economy, Low power VIN: 1GAHG39RXX P0157: Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage. Engine runs smooth with no misfire of hesitation, always starts right up. When rev'd it remains smooth but feels restricted (hence replacing the converters). Road test leaves you feeling less than satisfied as it struggles to reach speed limits in town. Codes ... |
July 05, 2012 |
