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Home › Buick › 1996 › Roadmaster Base › Repair and Diagnosis › Engine Performance › System › Engine Control Systems - Tests W/Codes › Diagnostic Trouble Codes › DTC P0140 - Ho2S Insufficient Activity Bank 1, Sensor 2 › Notes

DTC P0140 - Ho2S Insufficient Activity Bank 1, Sensor 2: Notes

NOTE: For circuit reference, see DTC P0137 schematic.
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