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Home >> Chevrolet >> 2013 >> Spark LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 42 (Data Communication System) >> Diagnostic Information and Procedures >> DTC U0078: Control Module Communication Low Speed CAN Bus >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2014 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify DTC U0078 is not set.
    • If DTC U0078 is not set 
  3. All OK
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