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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 22 (Automatic Transaxle System Diagnosis (PHEV) (2 Of 2)) >> DTC P1774-00: Speed Command PWM Line >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.
Item Detecting Condition Possible Cause
DTC Strategy
  • Circuit monitoring
  • Open or short to ground in signal circuit
  • Faulty OPU
Enable Condition
  • Low auxiliary battery voltage is greater than 10V
  • P-CAN bus off or OPU can time out
Threshold Value
  • Open or short in signal circuit of PWM command
Detecting Time
  • 0.2s
MIL ON Condition
  • 2 driving cycles
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