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HOMESERVICE MANUALSGENESIS2021GV80 2.5T ADVANCED, AWDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM DIAGNOSIS - 2.5L (6 OF 6)DTC U0424-00: INVALID DATA RECEIVED FROM HVAC CONTROL MODULEDTC INFORMATION AND INSPECTIONNOTES
2021 Genesis GV80 2.5T Advanced, AWD

DTC Information And Inspection: Notes

2021 Genesis GV80 2.5T Advanced, AWDSECTION Notes
Item Detecting Condition Possible Cause
DTC Strategy
  • CAN Message Monitoring
  1. Poor connector connection
  2. Faulty P-CAN communication circuit
  3. Faulty A/C control module
  4. Faulty ECM
Enable Condition
  • Engine speed higher than 32 RPM (Engine running)
  • Battery voltage higher than 10V
  • Delay time after ignition switch on is more than 1 second
Threshold Value
  • Abnormal message received from A/C control module
Diagnostic Time
  • 2.5 seconds
MIL ON Condition
  • 2 driving cycles
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.