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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 48 (Engine Control System Diagnosis - 2.0L (3 Of 3) (Except HEV)) >> DTC P0620: Alternator Control Circuit >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different variant/trim than selected.
Item Detecting Condition Possible Cause
DTC Strategy
  • Signal check
  1. Open or Short in harness
  2. Poor connection or damaged harness
Enable Conditions
  • Desired alternator voltage duty cycle is between 3.12% and 94.5%
  • Engine speed is higher than 240 RPM
  • Battery voltage is between 10.73 V and 16 V
Threshold Value
  • Open or Short circuit
Diagnostic Time
  • Continuous
MIL On Condition
  • NO MIL
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