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P0052

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P0052 OBD-II Trouble Code: HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0052 code definition HO2S Heater Control Circuit High (Bank 2 Sensor 1) What the P0052 code means This code is seen when the Engine Control Module (ECM) tries to control the...

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Question
What is an ECM-relay and where is it located?
Hey there. The ECM relay on this vehicle is called an auto shutdown relay and is located in the engine compartment integrated power module control box. The P0052 code you are getting is for the passenger side O2 sensor closest...

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