Checking the hoses and the turbocharger (TC) control valve
Check that the hoses between the pressure servo for the boost pressure control (BPC) valve and the turbocharger (TC) control valve are not trapped, blocked or damaged.
Check that the hoses between the turbocharger (TC) control valve and the charge air pipe (between the turbocharger (TC) and the charge air cooler (CAC)) are not trapped, blocked or damaged.
Check the turbocharger (TC) control valve by activating it. The turbocharger (TC) control valve must click when it is activated.
Check the setting of the waste gate valve's pressure servo as well as the waste gate valve. Check the function and check for jamming according to: Pressure regulator, checking/adjusting
Other information:
- To access the turbocharger (TC) control valve, see Replacing the turbocharger (TC) control valve .
- Continue
Refer to Verification