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P2237

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P2237 OBD-II Trouble Code: O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1
What What the P2237 code means P2237 is an OBD-II generic code for the engine control module (ECM) detecting the O2 sensor for bank 1 sensor 1 and has an open circuit for the heater control circuit of the O2...

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