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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 88 (4WD Control System Diagnosis) >> DTC P1821: Pump For 4WD Motor Wire Short To Battery >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.
Item Detecting Condition Possible Cause
DTC Strategy
  • Voltage monitoring
  • Internal circuit fail of 4WD ECU
  • Motor wire short to battery
Enable Condition
  • Engine "ON"
  • Normal operation
Threshold Value
  • Motor drive circuit (-) voltage is over 9V
Detecting Time
  • 0.3s
Fail Safe
  • 4WD prohibited
MIL
  • "ON"