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Oldsmobile
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2002
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Intrigue GL
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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 - 3.5L
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Diagnostic Tests
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DTC P0140: Ho2S Circuit Insufficient Activity (Bank 1; Sensor 2)
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Conditions For Setting DTC
Conditions For Setting DTC
The HO2S 2 signal voltage remains between 425-475 millivolts for up to 90 seconds.