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Home >> Hyundai >> 2012 >> Elantra Limited >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> DTC P0620: Alternator Control Circuit >> Inspection/Repair >> W/Harness Inspection >> C terminal Circuit Inspection

C terminal Circuit Inspection

  1. With ignition OFF, disconnect alternator connector.
  2. IG KEY "ON"&ENG "OFF".
  3. Measure voltage between C terminal of the alternator harness connector and chassis ground.

    Specification:  Approx. 0.8V

    Fig 1: Measuring Voltage Between C Terminal Of Alternator Connector And Chassis Ground.
    G07272634Courtesy of HYUNDAI MOTOR CO.
  4. Is voltage within the specification?

    YES 

    Go to "COMPONENT INSPECTION " procedure.

    NO 

    Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

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