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Home >> Genesis >> 2017 >> G80 3.8, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) - 3.8L >> DTC P0620: Alternator Control Circuit >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible cause
DTC Strategy
  • Voltage monitoring
  1. Poor connection
  2. Open or short in circuit
  3. Faulty ECM (PCM)
Enable Conditions Case1
  • Engine running
Case2
  • Ignition ON
Threshold value Case1
  • Alternator COM line shorted ground or power
Case2
  • Alternator COM line open
Diagnosis Time
  • 5 sec
MIL On Condition
  • DTC only (NO MIL ON)
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