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Home >> Chevrolet >> 2018 >> Bolt EV Premier >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Cellular System, Entertainment System, And Navigation System >> Diagnostic Information and Procedures >> DTC B124F >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On/Vehicle - In Service Mode
  2. Verify DTC B124F is not set.
    • If DTC B124F is set 
    1. Program the control module: Control module that has set the DTC
    2. Verify the DTC does not set.
      • If the DTC sets - Replace the component: Control module that has set the DTC
      • Go to next step: If the DTC is not set
    3. All OK.
    • Go to next step: If the DTC is not set 
  3. All OK.
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