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Home >> Genesis >> 2021 >> G80 2.5T Advanced, AWD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> 4WD Control System Diagnosis >> DTC P1940-00: Control module - Internal H/W Error >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

Trouble Shooting Condition Possible Cause
Main Action
  • 4WD ECU internal monitoring
  1. H/W error in 4WD ECU
Prerequisite Condition
  • Turn ignition switch ON
Threshold Value
  • H/W error in 4WD ECU
Diagnostic Time
  • 10 ms
Fail Mode
  • Do not control 4WD
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