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Home >> Cadillac >> 2015 >> CTS V, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System (Coupe) >> Diagnostic Information and Procedures >> DTC U1826 or U1827: Lost Communication With Module >> DTC Descriptors
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DTC Descriptors

DTC U1826 00

Lost Communication With Multi-Axis Acceleration Sensor Module on Bus "B"

DTC U1826 71

Lost Communication With Multi-Axis Acceleration Sensor Module on Bus "B" Invalid Serial Data Received

DTC U1826 72

Lost Communication With Multi-Axis Acceleration Sensor Module on Bus "B" Alive Counter Incorrect/Not Updated

DTC U1826 7F

Lost Communication With Multi-Axis Acceleration Sensor Module on Bus "B" Erratic

DTC U1827 00

Lost Communication With Steering Angle Sensor Module on Bus "B"

DTC U1827 71

Lost Communication With Steering Angle Sensor Module on Bus "B" Invalid Serial Data

DTC U1827 72

Lost Communication With Steering Angle Sensor Module on Bus "B" Alive Counter Incorrect/Not Updated

DTC U1827 74

Lost Communication With Steering Angle Sensor Module on Bus "B" Value of Signal Protection Calculation Incorrect

DTC U1827 7F

Lost Communication With Steering Angle Sensor Module on Bus "B" Erratic