Mike's Workshop Manuals
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Suzuki
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2003
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Aerio S, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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DTC P0137 Or DTC P0138
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Code Definition
Code Definition
DTC P0137: Heated Oxygen Sensor No. 2 - High Voltage
DTC P0138: Heated Oxygen Sensor No. 2 - Low Voltage