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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 28 (Engine Control System Diagnosis (PHEV) (02 Of 10)) >> DTC P0121-00: Throttle Position Sensor 1 Signal Circuit Range/Performance >> 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
  • Rationality check, correlation
  • Poor connector connection
  • TPS
  • ECM
  • Throttle plate
  • Throttle body
Enable Conditions
  • Engine speed is faster than 320 RPM
Threshold Value
  • When difference between TPS1 position and TPS2 position is higher than 6.3%
  • When difference between TPS2 position and modeled TPS is higher than 9%
Diagnostic Time
  • 0.28s
MIL ON Condition
  • 1 driving cycle
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