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Home >> Kia >> 2024 >> Niro Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control/Fuel System - General Information (PHEV) >> Troubleshooting >> Basic Troubleshooting Guide >> Symptom Troubleshooting Guide Chart >> Unable To Start (Incomplete Combustion)
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Unable To Start (Incomplete Combustion)

Inspection Procedure Possible Cause
  1. Auxiliary battery
  2. Inspect fuel pressure
  3. Inspect ignition system
  • Check the DTC
  • Low fuel pressure
  • Intake air leakage
  • Slipped or broken timing chain
  • Contaminated fuel
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