Version 1:

WARNING: This page is about a different car, the 2015 Volkswagen Golf. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Disconnect the connector -3- on the Charge Air Pressure Actuator Position Sensor -G581-.

-- Remove the vacuum hose -2- from the turbocharger vacuum diaphragm.

NOTE:

When removing and installing the circlip the force on the lever system is to be kept as low as possible. Pushing down the circlip for example with a large screwdriver can cause damage to the turbocharger.

-- Remove the circlip -4-.

-- Remove vacuum diaphragm bolts -1-.

-- Disengage the control rod on the adjusting lever and remove the vacuum diaphragm with the Charge Air Pressure Actuator Position Sensor -G581-.

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Engage the control rod in the adjustment lever, install the vacuum diaphragm and install the bolts -1- all the way by hand.

NOTE:

-- Install the circlip -4-.

-- Connect the connector -3- on the Charge Air Pressure Actuator Position Sensor -G581-.

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Slide the vacuum diaphragm in the direction of -arrow-, until the voltage value on the Vehicle Diagnostic Tester shows from 0.75 ± 0.02 volt.

-- Tighten the bolts -1- to 10 Nm.