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Home >> Hyundai >> 2004 >> Accent GL, 2D Hatchback, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> DTC Troubleshooting Procedures >> DTC P0605: Internal Control Module Read Only Memory (ROM) Error >> Power Circuit Inspection
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Power Circuit Inspection

  1. Check for open in harness at Memory power input
    1. Ignition "OFF"
    2. Connect PCM connector.
    3. Ignition "ON" & Engine "OFF"
    4. Measure voltage between terminal 12 of PCM harness connector and chassis ground.

      Specification: approximately B+

      Fig 1: Measuring Voltage Between Terminal 12 Of PCM Harness Connector And Chassis Ground
      G03852019Courtesy of HYUNDAI MOTOR CO.
    5. Is measure voltage within Specification?

      YES 

      NO 

      • Open or short circuit to chassis ground between PCM harness connector and Control relay ON input circuit.
      • Repair as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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