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Home >> Hyundai >> 2017 >> Sonata Plug-In Hybrid >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (PHEV) (3 Of 3) >> DTC P2127: Accelerator Position Sensor 2 Signal Circuit Low Input >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Electrical Check
  1. Open or Short to ground in power circuit
  2. Open or short to ground in signal circuit
  3. Poor connection or damaged harness
  4. Faulty APS2
Enable Conditions
  • No error for power supply circuit in APS2
  • APS1 voltage is higher than 1.0V
Threshold Value
  • APS2 voltage is lower than 0.13V
  • Short to ground or line open
Diagnostic Time
  • Continuous
MIL On Condition
  • Immediately
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