Hi Super smart helpful enthusiasts.
My 04 V8 4.7 Tundra had the code P0031 come up, which is H025 (or H02S) meaning Heater Control Circuit low Bank 1 Sensor 1 (and possibly Bank 1 Sensor 2).
Can I get some help with what this means and the severity?
I susperced it was related to very little...
I know how to replace the p0031 bank 1 sensor 1 but I need some help in actually purchasing the part.
I should buy a denso sensor correct? Is this for bank1 upstream? When I go to rock auto or amazon I'm very confused as to what the actual sensor I need (laugh away) any help would...
On my 4x4, I have code P0031 - bank1, sensor 1 low voltage. I have the replacement part and have read other posts about this replacement but I can't locate the sensor on the vehicle.
Can someone please help me find the sensor?