P0031 Dodge -

Question

2002 dodge ram 1500 4.7 engine. replaced faulty 02 sensor and light comes back on. ob11 shows it pending. why?

Answer 1

P0031 H20S heater circuit low Bank 1 Sensor 1

Parts for this type of vehicle makes a difference it is possible the wrong H20S is installed , there is a left and a right H20S or what parts counter reffers to as Bank 1 and Bank 2, there is also a difference whether the vehicle is a automatic transmission and a manual transmission.