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Home >> Ford >> 2022 >> Transit Connect Titanium, Gas/Ethanol >> Repair and Diagnosis >> External Pages >> Different car >> Section 510 (Engine Controls - Powertrain DTC Charts & Descriptions (Diesel)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> P0048 - Turbocharger/Supercharger Boost Control A Circuit high

P0048 - Turbocharger/Supercharger Boost Control A Circuit high

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DTC DESCRIPTION P0048 - TURBOCHARGER/SUPERCHARGER BOOST CONTROL A CIRCUIT HIGH

Description:  This DTC sets when the VGTVCH circuit voltage or the VGTVCL circuit voltage is greater than a calibrated limit for greater than a calibrated amount of time.
Possible Causes: 
  • VGTVCH circuit short to voltage
  • VGTVCH circuit open
  • VGTVCL circuit short to voltage
  • VGTVCL circuit open
  • Damaged variable geometry turbocharger (VGT) actuator
Diagnostic Aids:  This DTC can be set due to a turbocharger actuator concern, a wiring harness concern, or an incorrect connection to the turbocharger actuator.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST AK .