HO2S Heater Control Circuit Low Bank 1 Sensor 2 is the generic definition for the P0037 Toyota; however your vehicle’s manufacturer may have a different definition and information for the P0037 Toyota code. • P0037 Diagnostic Trouble Code Problem Code Meaning. • ⭐ 2000 Nissan Maxima - How To Change The Bank 1, Sensor 2, O2 Sensor (Downstream).
Aug 30, 2006 · A scan on my 02 Sentra indicated trouble code P0037- HO25 Bank 1 Sen 2, Heater circuit low. Where should I begin to troubleshoot? Is there a component that I will need to replace to correct this problem? Any advice would be greatly appreciated.