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Home >> Hyundai >> 2017 >> Sonata Plug-In Hybrid >> Repair and Diagnosis >> External Pages >> Different car >> Section 130 (Active Hydraulic Booster (AHB) System Diagnosis (HEV)) >> DTC C2112: Valve Relay Error >> W/Harness Inspection >> Power Circuit Inspection

Power Circuit Inspection

WARNING: This page is about a different car, the 2015 Hyundai Sonata. However, it is still accessible from the selected car via links, so may be relevant.

■ Open or Short Check 

  1. IG "ON" & ENG "OFF".
  2. Measure voltage between power terminal of the AHB harness connector and chassis ground.

    Specification:  Approx. B+

    Fig 1: Measuring Voltage Between Power Terminal Of AHB Harness Connector And Chassis Ground
    G10602852Courtesy of HYUNDAI MOTOR AMERICA
  3. Is the measured value within specifications?

    YES 

    NO 

    • Check for open or blown fuse referring to "Circuit Diagram".
    • Repair open or short in power circuit between battery and AHB harness connector and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.