General Information: DTC Detecting Condition

2014 Hyundai Azera LimitedSECTION DTC Detecting Condition
Item Detecting Condition Possible cause
DTC Strategy
  • Monitor the vacuum decay slope
  1. Leakage in each hose/fuel filler pipe
  2. Leakage in CCV/Canister/Fuel tank/Fuel Filler Cap
Enable Conditions
  • 10 V < Battery voltage < 16 V
  • Barometric pressure > 72 kPa (0.72 bar)
  • Engine coolant temperature at startup - Intake air temperature at startup < 6.7°C (12 °F)
  • Engine coolant temperature at startup: 4.5 ~ 35°C (40 ~ 95 °F)
  • Intake air temperature at startup: 4.5 ~ 35°C (40 ~ 95 °F)
  • Fuel level: 15 ~ 85 %
Threshold value
  • The vacuum decay slope > a prescribed threshold
Diagnosis Time
  • -
MIL On Condition
  • 2 drive cycle
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.