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Home >> Buick >> 2013 >> Verano Base >> Repair and Diagnosis >> Accessories & Equipment >> Memory Modules >> Secondary And Configurable Customer Control System >> Diagnostic Information and Procedures >> DTC B1405 >> Circuit/System Verification

Circuit/System Verification

  1. Engine running, accessories OFF, measure and record the battery voltage at the battery terminals.
  2. Verify the voltage measured at the battery terminals is between 12.6-15.0 V.
    • If between 12.6-15.0 V 
  3. Refer to Circuit/System Testing .