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Kia
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2008
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Rio Base, Standard
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Repair and Diagnosis (Single Page)
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Engine Performance
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System
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DTC Troubleshooting Procedures (1 Of 2)
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DTC P0037 Ho2S Heater Circuit Low (Bank 1/Sensor 2)
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DTC Description
DTC Description
When ECM/PCM detects short to ground in the heater control circuit (B1S2), ECM/PCM sets DTC P0037.