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Home › Buick › 2003 › Century Base › Repair and Diagnosis › Engine Performance › System › Engine Controls Self-Diagnostics - 3.1L Engine › Diagnostic Tests › P0130: Ho2S 1 Circuit Closed Loop Performance › Conditions For Setting DTC

Conditions For Setting DTC

The PCM detects an active HO2S 1 with an improper voltage signal amplitude.

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