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– Fit diesel fuel filter upper part and seal on diesel fuel filter lower
part and screw in bolts approx. one turn.
Caution
Ensure correct installation position of fuel filter upper part to
fuel filter lower part. -Arrows A- and -arrows B- must align.
– Tighten bolts -arrows B- alternately and diagonally.
– Tighten bolts to 10 Nm torque.
Bleeding fuel system for engine codes: CASA, CASB and CATA
– Connect vehicle diagnosis tester
– Select „Guided functions“.
– Perform vehicle identification.
– Select respective engine in guided functions and then function
„Bleeding fuel system“.
– Follow the instructions of vehicle diagnosis tester .
Note
If there is still air in the fuel system, the engine can change to
emergency running mode during road test. Switch engine off and
clear event memory.
4.27.2
Replacing diesel fuel filter: 10-cylinder
diesel engines
Note
♦
There are two different diesel fuel filter systems.
♦
On system 1 the diesel fuel filter is located on the engine below
the engine cover.
♦
On system 2 the diesel fuel filter is located in engine compart‐
ment, left on suspension turret. Removing and installing diesel
.
Special tools and workshop equipment required
Touareg 2003 ➤
Maintenance - Edition 11.2011
4. Descriptions of work
75
