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Home >> Chevrolet >> 2018 >> Sonic Premier, 4D Hatchback, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 96 (Object Detection System And Pedestrian Protection System) >> Diagnostic Information and Procedures >> DTC B127B: Rearview Camera Input Signal Circuit Missing Reference >> Diagnostic Fault Information
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Diagnostic Fault Information

WARNING: This page is about a different car, the 2017 GMC Canyon and 2017 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Fuse F5DA B127B 2B, 1 B127B 2B, 1 - -
Ignition B127B 2B, 1 B127B 2B, 1 - -
Backup Signal B127B 2B B127B 2B, 1 - -
Camera Module signal + B127B 2B, 3 B127B 2B, 1 B127B 2B, 2 -
Camera Module signal - B127B 2B, 3 B127B 2B, 1 B127B 2B, 1 -
Ground - B127B 2B, 1 - -
Shield - 3 - -
1. Rear vision camera inoperative
2. Rear vision camera image always displayed
3. Poor Quality Image