Symptoms of P0037 OBD II Trouble Code
- Malfunction indicator lamp (MIL) illumination
- There will likely be no other symptoms
Common Causes of P0037 OBD II Trouble Code
- Bank 1, sensor #2 oxygen sensor heater element has failed
- Physical damage to heated oxygen sensor has occurred
- Control circuit (or voltage feed, depending on system) is shorted to ground
- PCM Oxygen sensor heater driver has failed