LEMON Manuals
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WRX STI Series.HyperBlue
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Repair and Diagnosis (Single Page)
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Engine Performance
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Diagnostic Trouble Code (DTC) Detecting Criteria
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Diagnostic Trouble Code (DTC) Detecting Criteria
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DTC P0037 A/F/O2 Heater Control Circuit Low Bank 1 Sensor 2
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Component Description
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Component Description
Fig 1: Rear Oxygen Sensor Signal Waveform - Circuit Low (Bank 1 Sensor 2)
Courtesy of SUBARU OF AMERICA, INC.
Courtesy of SUBARU OF AMERICA, INC.