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Home >> Cadillac >> 2017 >> XT5 Base >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Object Detection System And Pedestrian Protection System >> Diagnostic Information and Procedures >> DTC B127B: Rearview Camera Input Signal Circuit Performance - Missing Reference >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Ignition 1 B127B 2B - -
Camera video signal (+) 1 B127B 2B, 1 1 -
Camera video signal (-) 1, 2 B127B 2B, 1 1 -
Ground - B127B 2B, 2 - -
Shield - B127B 2B, 2 - -
1. Rear Vision Camera Malfunction
2. Poor Quality Image
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