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Chevrolet
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2001
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Prizm Base, 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 - 1.8L
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Diagnostic Tests
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DTC P0141: Ho2S Heater Performance - Sensor 2
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Code Enable Criteria
Code Enable Criteria
DTC will set when engine is running and HO2S heater current exceeds 2 amps or is 0.2 amp or less.