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Home >> Buick >> 2016 >> Envision >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information and Procedures >> DTC U209F: Object Detection Control Module High Speed Communication Enable 2 >> Circuit/System Description

Circuit/System Description

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The active safety control module activates the object detection ignition circuit, when the ignition is ON. The object detection ignition circuit wakes up the devices for serial data bus communication.