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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 39 (Engine Control System Diagnosis - 1.6L (2 Of 3) (Except HEV)) >> DTC P0299: Turbocharger/Supercharger Underboost >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

WARNING: This page is about a different variant/trim than selected.
Item Detecting Condition Possible Cause
DTC Strategy
  • Rationality check
  1. Inspect Air cleaner
  2. Intake side leakage
  3. Intake side Blocked
  4. Inspect waste gate valve and Recirculation valve (RCV) control hose blocked/leak/assemble improperly
  5. Faulty Boost Sensor
Enable Conditions
  • RPM is higher than 2000 RPM
  • Atmosphere pressure is 700 hpa
  • No DTC regarding Boost Pressure Sensor
Threshold Value
  • Boost pressure is lower than -20kpa than target value
Diagnostic Time
  • 3 sec.
MIL ON Condition
  • 2 driving cycle
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