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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

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.