LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2019 >> Forte FE, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (5 Of 6) >> DTC P0620-00: Alternator Control Circuit >> DTC Information >> DTC Detecting Condition
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Check alternator COM-terminal wiring
  • Poor connector connection
  • Open or short in circuit
Enable Conditions
  • Desired alternator voltage duty cycle is at between 3.12 and 94.5%
  • Engine speed is higher than 240RPM
  • Battery voltage is at between 10.73 and 16V
Threshold Value
  • Open or Short circuit
Diagnostic Time
  • Continuous
MIL ON Condition
  • DTC only (Idle stop forbidden)