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P0037 Diagnostic Trouble Code Discussion for August 2010

Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Control Circuit Low

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Trouble Ticket Help Requests for DTC P0037
Help Request Posted
2001 Hyundai Santa Fe GLS 2.7L Surge VIN: KM8SC83DX1
P0037: 0s heater. This truck came in from another shop,it look like simple fix,msertvice p0118 coolant sensor was jumping all over the place.replaced sensor and fixed that.Under accelertion it starts surging bad,once it hits 3500+ doesn't,replace crank sensor it was frayed,stil...
August 02, 2010