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Home >> Hyundai >> 2019 >> Santa Fe SEL Plus, AWD >> Repair and Diagnosis >> Transmission >> Transfer Case >> 4WD Control System Diagnosis >> DTC P1820: Pump For 4WD Motor High Overcurrent Detected >> DTC Information And Inspection >> DTC Setting Condition
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DTC Setting Condition

Trouble shooting Condition Possible Cause
Main action
  • Monitor the current of the actuation circuit of the motor pump
  1. Poor contact of connector
  2. Open/short in wire harness
  3. Motor pump
Prerequisite condition
  • Start the engine
Threshold value
  • The current of the circuit is greater than 25A while the motor is running
Diagnosis time
  • Immediately
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