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Home >> Ford >> 2018 >> Transit-350 Base, Van Cargo Extended, 3.2L Eng VIN V >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> DTC P0299 - Turbocharger/Supercharger A UNDERBOOST Condition

DTC P0299 - Turbocharger/Supercharger A UNDERBOOST Condition

WARNING: This page is about a different variant/trim than selected.
P0299 - TURBOCHARGER/SUPERCHARGER A UNDERBOOST CONDITION

Description:  This DTC sets when the actual TCBP value is less than the desired TCBP value by 27.6 kPa (4 psi) or more for 5 seconds, indicating an under boost condition.
Possible Causes: 
  • Damaged turbocharger wastegate regulating valve solenoid
  • TC wastegate regulating solenoid valve stuck
  • Wastegate stuck open
  • Wastegate control hose open or restricted
  • Air leak between turbocharger and throttle
Diagnostic Aids:  Check tubing for restrictions, cracks and incorrect fitting connections.
Check the turbocharger wastegate regulating valve solenoid for correct operation.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST HN .
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