Vacuum Pump, TFSI
- The vacuum pump is mechanically driven.
- The vacuum pump is installed on the engine on the left side.
Removing
-- Remove the engine cover.
-- Disconnect the connector -1- on the mass airflow sensor.
-- Disconnect the ventilation hose -3-.
-- Remove the cover from the air filter housing.
-- Disconnect the air guide at the clamp -2-.
-- Move the air guide to the side.
-- Remove the vacuum hose form the vacuum pump.
Be careful not to damaged the vacuum hose. Replace the vacuum hose if damaged.
-- Remove the screws on the vacuum pump sealing flange.
-- Remove the vacuum pump from the vehicle.
Installing
- Replace the seal.
- Make sure the seal is correctly installed.
-- Position the vacuum pump tappet so it engages in the groove on the camshaft when vacuum pump is installed.
-- Insert the vacuum pump.
-- Install and tighten all the bolts on the vacuum pump sealing flange to 9 Nm.
-- Connect the vacuum hose to the vacuum pump.
-- Install the air guide.
-- Secure the air guide with the clamp -2-.
-- Install the cover on the air filter housing.
-- Install the ventilation hose -3-.
-- Connect the connector -1- to the mass airflow sensor.
-- Install the engine cover.