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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 151 (Engine Control System Diagnosis - 2.0L (3 Of 3)) >> DTC P0638-00: Throttle Actuator Control Range/Performance (Bank 1) >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

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Item  Detecting Condition  Possible Cause 
Case 1 Main Action
  • TPS adaptation condition check
  1. Poor connection or damaged harness
  2. Faulty ETC Motor
  3. Faulty TPS
Prerequisite Condition
  • -
Threshold Value
  • TPS adaptation is requested but not possible.
Case 2 Main Action
  • ETC Limp Home position check
Prerequisite Condition
  • During TPS adaptation
Threshold Value
  • Difference between throttle sensor voltage and set point at limp home is greater than 0.332V.
Case 3 Main Action
  • Lower mechanical stop adaptation voltage range check
Prerequisite Condition
  • During TPS adaptation
Threshold Value
  • Difference between throttle sensor voltage and set point in lower mechanical stop position is greater than 0.332V.
Diagnosis Time
  • 1.2 Seconds
MIL-On Condition
  • 2nd Driving Cycle
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