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P0037 OBD-II Trouble Code: HO2S Heater Control Circuit Low (Bank 1, Sensor 2)
P0037 trouble code definition P0037 is the code for HO2S Heater Control Circuit Low (Bank 1, Sensor 2) What the P0037 code means P0037 indicates that, for the engine to run...

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My engine light came on code shoed P0037 its a Lexus is300 is it just changing the o2 sensor?
P0037 is an oxygen sensor code referring to bank 1 sensor 2. This is the right hand side of the engine and the second sensor on that side. The code may be caused by the catalyst on that side or...
Code p0037: Bank 1, Sensor 2 H02S Heater Control circuit signal had low voltage for a pre-determined period of time
Hello. If your oxygen sensor is reading low then it may be possible that it needs to be replaced. If there was a blown fuse or disconnected wire then there would be no signal at all. If the oxygen sensor...

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