location of the O2 sensor heater on a 1998 GMC 5.7
O2 sensor heater circuit malfunction, Bank 1 Sensor 1.
Bank 1 sensor 2 oxygen sensor heater malfunction.
The oxygen sensor's are heated. so I guess that's where you are comming up with the word heated. Bank means- what side of the engine that the oxygen sensor is on. Bank 1 or bank 2
p0030 is ho2 sensor bank 1 sensor 1 heater curcuit
O2 sensor Heater Bank 1 Sensor 1
Heated oxygen sensor heater circuit malfunction (bank 1, sensor 1): Open or short in heated oxygen sensor heater circuit Heated oxygen sensor heater malfunction (Haynes Repair Manual)
It means your sensor heater in Sensor 1 or Bank 1 is malfunctioning. Get it replaced.
Oxygen sensor heater malfunction (cylinder bank #2, sensor #1)
Bank 2, sensor 1, O2 sensor heater circuit malfunction.
There is a failure in the oxygen sensor heater.
02 Sensor Heater Control Circuit Low (Bank 2 Sensor 1) Shorted condition detected in the oxygen sensor heater element control feedback sense circuit