P0052 H02S heater control circuit high Bank 2 Sensor 1
This is for the upstream H02S sensor on Bank 2, when this code is set what the ECM see is a open circuit on the heater circuit for the H02S,
Here a open circuit on one of the heater circuit , This would set a P0052
33.7k questions
32.5k answers
1.3k comments
23.0k users