Checking The Component

Check the turbocharger (TC) control valve by activating it. The turbocharger (TC) control valve must click when it is activated.

HINT: The operation of the turbocharger (TC) control valve can be intermittent. A damaged turbocharger (TC) control valve can be difficult to detect during activation. 

Check the setting of the pressure servo for the boost pressure control (BPC) valve. Check that the pressure servo for the boost pressure control (BPC) valve is functioning correctly.

Check the operation of the boost pressure control (BPC) valve. Check that the boost pressure control (BPC) valve is not sticking.

Remedy as necessary.

Other information 

• see WASTEGATE CONTROL VALVE ADJUSTMENT

Fig 1: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

Courtesy of VOLVO CARS CORPORATION

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  Refer to VERIFICATION