LEMON Manuals
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Cadillac
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2017
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ATS Base, 4D Sedan, RWD, Automatic Trans
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Repair and Diagnosis
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External Pages
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Different car
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Section 174 (Cellular System, Entertainment System, And Navigation System - Diagnostic Information And Procedures)
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Diagnostic Information and Procedures
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DTC B1277: Microphone 1 Input Signal (except IO6 with CW1)
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Diagnostic Fault Information
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Diagnostic Fault Information
WARNING:
This page is about a different car, the 2016 Cadillac CT6. 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
Microphone Signal
B1277 02
B1277 04
B1277 04
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Microphone Low Reference
B1277 02
B1277 04
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