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Home › Saturn › 2003 › Ion 1 Automatic › Repair and Diagnosis › Engine Performance › System › Engine Controls - Self-Diagnostics › Diagnostic Tests › DTC P0134: Ho2S Circuit Insufficient Activity - Sensor 1 › Conditions For Setting DTC

Conditions For Setting DTC

The ECM detects that the HO2S 1 parameter is 391-491 mV for 100 seconds.

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