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Home >> Buick >> 2017 >> Envision Essence, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Collision/Avoidance >> Object Detection System And Pedestrian Protection System >> Diagnostic Information and Procedures >> DTC B127B: Rearview Camera Input Signal Circuit Missing Reference >> Conditions for Setting the DTC
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Conditions for Setting the DTC

B127B 2B 

Signal from the rearview camera not received by the Human Interface Machine Control Module for 2.5 s.

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