LEMON Manuals
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Grand Vitara Base
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Repair and Diagnosis (Single Page)
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Engine Control System Diagnosis
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Diagnostic Information and Procedures
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DTC P0037: HO2S Heater Control Circuit Low (Bank-1 Sensor-2); DTC P0038: HO2S Heater Control Circuit High (Bank-1 Sensor-2)
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DTC Confirmation Procedure
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DTC Confirmation Procedure
Start engine and warm up to normal operating temperature.
Run engine at idle speed for 1 min.