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Pontiac
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2002
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Firebird Base, 2D Convertible, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System Self-Diagnostics - 3.8L
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Diagnostic Tests
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DTC P0150: Ho2S Circuit - Bank 2, Sensor 1
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Conditions For Setting DTC
Conditions For Setting DTC
The PCM detects an active sensor with an improper HO2S voltage amplitude.