LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hyundai >> 2012 >> Accent GLS, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC P0121: Throttle/Pedal Position Sensor/Switch 'A' Circuit Range Performance >> General Information >> DTC Detecting Condition
April 5, 2026: LEMON Manuals is launched! Read the announcement.

General Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Plausibility check between
  1. Poor connection
  2. TPS
  3. ECM
Enable Conditions
  • IG "ON"
Threshold Value
  • TPS value difference between TPS1 position and TPS2 position is higher then 6.3%.
Diagnostic Time
  • 0.14sec
MIL ON Condition
  • 5 sec
scientia non olet · About LEMON Manuals