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Home >> Chevrolet >> 2013 >> Impala LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 546 (Data Communication System) >> Diagnostic Information and Procedures >> DTC U18A6: Lost Communication with Right Object Detection Control Module on Dedicated Bus 1 >> Diagnostic Fault Information
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Diagnostic Fault Information

WARNING: This page is about a different car, the 2015 Cadillac SRX. 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
B+ U18A6 U18A6 - -
Communication Enable U18A6 U18A6 - -
Serial Data (+) U18A6 U18A6 U18A6 -
Serial Data (-) U18A6 U18A6 U18A6 -
Ground - U18A6 - -