2021 Kia K5 GT-Line, AWDFACTORY OEM SERVICE PROCEDURE

DTC Index

DTC INDEX

DTC Description
DTC P0602  41: ECU Internal Error - SW
DTC P1756  00: ECU Internal Error - HW
DTC P1781  00: Battery Voltage Low
DTC P1821  11: Motor Wire Short to Ground
DTC P1821  12: Motor Wire Short to Battery
DTC P1821  13: Motor Wire Open
DTC P1825  11: Pressure Sensor Supply Voltage Low
DTC P1825  12: Pressure Sensor Supply Voltage High
DTC P1827  11: Pressure Sensor Signal Voltage Low
DTC P1827  12: Pressure Sensor Signal Voltage High
DTC P1829  00: Clutch Torque Tolerance Limit Exceed
DTC P1830  00: Clutch Thermal Overstress
DTC P1836  00: Pressure Line Check Error
DTC P1940  00: ECU Internal Error - Motor
DTC P3114  00: Vehicle Information Option Not Detected Or Invalid
DTC P3119  00: Front/Rear Tire Difference Too Big or All Wheel Information Missing
DTC U0001  88: High Speed CAN Communication Bus
DTC U0100  87: Lost Communication with ECM/PCM 'A'
DTC U0101  87: Lost Communication With TCM
DTC U0122  87: Lost Communication With Vehicle Dynamics Control Module
DTC U0126  87: Lost Communication With Steering Angle Sensor Module
Chapter Navigation
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.