FixVault
Home › Hyundai › 2012 › Elantra GLS, Automatic Trans › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (2 Of 2) › DTC P0620: Alternator Control Circuit › General Information › DTC Detecting Condition

General Information: DTC Detecting Condition

DTC DETECTING CONDITION

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 ≥ 3.12%, ≥ 94.5%
  • Engine speed >240rpm
  • Battery voltage <16V, >10.73V
Threshold Value
  • Open or Short circuit
Diagnostic Time
  • Continuous
MIL On Condition
  • DTC only (Idle stop forbidden)
About FixVault