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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC B1451: Accessory Power Circuit >> Circuit/System Verification

Circuit/System Verification

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  1. Verify DTC U1814 is not set.
    • If DTC U1814 is not set 
  2. Refer to Circuit/System Testing.