Posts Tagged: P0151 Trouble Code

What is a P0151 trouble code and how do you fix it?

The 5 most common causes of a P0151 trouble code A P0151 trouble code is defined as: 02 Sensor Circuit Low Voltage (Bank 2 Sensor I). Where is bank 2 Sensor 1 and what does low voltage mean Bank 1 on a “V” engine is the bank with cylinder #1, so bank 2 is the other bank. Sensor 1 is the oxygen sensor before the catalytic converter. So this code means the oxygen sensor on the exhaust from bank 2 and ahead of the converter is constantly reporting a low … Read More