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Home › Acura › 2012 › TL Base › Repair and Diagnosis › Engine Performance › System › Fuel And Emissions Systems › How to Set Readiness Codes › Catalytic Converter Monitor and Readiness Code › Enable Criteria

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ECT SENSOR 1 at 158 °F (70 °C) or more.
IAT SENSOR at 20 °F (-7 °C) or more.
Vehicle speed above 25 mph (40 km/h).