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Home >> Genesis >> 2019 >> G70 2.0T Advanced, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 2.0L (1 Of 4) >> DTC P0121-00: Throttle Position Sensor 1 Signal Circuit Range/Performance >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
Main Action
  • Plausibility check between TPS1 and TPS2
  1. Faulty TPS1
  2. Poor connection or damaged harness
Prerequisite condition
  • Engine speed during starting is higher than 640 rpm to 960 rpm.
  • No TPS adaptation is requested.
Threshold Value
  • Absolute value of TPS value difference between TPS1 and TPS2 position is higher than 7.6%(8°).
Diagnostic Time
  • 0.3 Seconds
MIL On Condition
  • 2nd Driving Cycle
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