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Home >> Kia >> 2024 >> Telluride SX X-Line >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System Diagnosis (11 Of 13) >> DTC P0638-00: Throttle Actuator Control Range/Performance (Bank 1) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
Case 1 DTC Strategy
  • TPS adaptation condition check
  • Throttle stuck
  • Open in motor circuit
  • Faulty motor
  • Faulty ECM
Enable Condition
  • -
Threshold Value
  • TPS adaptation is requested, but not possible
Case 2 DTC Strategy
  • ETC limp home position check
Enable Condition
  • During TPS adaptation
Threshold Value
  • Difference between throttle sensor voltage in limp home and limp home set point is greater than 0.332V
Case 3 DTC Strategy
  • Lower mechanical stop adaptation voltage range check
Enable Condition
  • During TPS adaptation
Threshold Value
  • Difference between throttle sensor voltage in lower mechanical stop position and lower mechanical stop set point position is greater than 0.322V
Diagnostic Time
  • 1.2s
MIL ON Condition
  • 1 driving cycle