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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 147 (Engine Control System Diagnosis - 1.6L (2 Of 3)) >> DTC P0455-00: EVAP. Emission System - Leak Detected (Large Leak) >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
Troubleshooting Condition Possible Cause
Main Action
  • Fuel tank pressure behavior (Large leak)
  1. Fuel Filler Cap missing
  2. Leakage in each hose/fuel filler pipe
  3. Leakage in CCV/Canister/Fuel tank
  4. Stuck in each purge hose/pipe between fuel tank and intake manifold
Prerequisite Condition
  • Canister Close Valve close
  • Canister Purge Valve open
  • Common conditions for EVAP. system monitoring
Threshold Value
  • Fuel tank's vacuum is higher than -1000pa
Diagnostic Time
  • 15 sec
MIL
  • 2 Driving Cycle
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