Fault Codes:
Hyundai HX220 NL EPFC 431（558-2）
Fault Description:
Accelerator pedal or lever idle validation switch - Data erratic, intermittent, or incorrect. Voltage detected simultaneously on both idle validation and off-idle validation switches - Unstable, intermittent or incorrect data. The idle speed verification and non-idle speed verification switches simultaneously detect voltage
Fault Location:
Engine will only idle
