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Home › Pontiac › 2001 › Aztek Base, AWD › Repair and Diagnosis › Engine Performance › System › Engine Controls Self-Diagnostics › Diagnostic Tests › DTC P0134: Heated Oxygen Sensor No. 1 Circuit Insufficient Activity › Notes

DTC P0134: Heated Oxygen Sensor No. 1 Circuit Insufficient Activity: Notes

NOTE: For circuit reference, see WIRING DIAGRAMS article.