– Insert new diesel fuel filter element -4- in diesel fuel filter lower
part and turn slightly to limit stop.
– Fit upper part of diesel fuel filter -1- and seal on lower part of
fuel filter and then screw in bolts approx. one turn.
Caution
Ensure correct installation position of diesel fuel filter upper
part to corresponding lower part.
– Tighten bolts in the sequence shown.
– Tighten bolts to 5 Nm torque.
Bleeding fuel system
• There must be sufficient fuel in the tank.
– Activate fuel pump ⇒ Vehicle diagnostic tester.
– After the fuel system has been bled, start engine.
– Allow engine to run for several minutes at mid revs, then switch
engine off again.
– Read event memory and erase if necessary.
– Carry out a leakage test of the fuel system.
Note
If there is still air in the fuel system, the engine can change to
emergency running mode during road test. In this case, switch
engine off and erase fault memory. Then continue with a road test.
4.29
Air filter: cleaning housing and renewing
filter element
Removing and installing air filter element, 6-cylinder FSI petrol
engines
Removing and installing air filter element, diesel engines, 1.4 l,
1.8 l and 2.0 l TSI engines
Special tools and workshop equipment required
♦ Torque screwdriver - VAS 6494-
Passat 2011 ➤ , Passat Variant 2011 ➤
Maintenance - Edition 01.2019
4. Descriptions of work:
99
