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Fuel filter and supplementary fuel pumpV393 > < Fuel cooler - exploded view

A4 Mk3

Removing and installing fuel cooler
Removing and installing fuel cooler
  Note
The fuel cooler is located on the underbody (right-side).
Special tools and workshop equipment required
t  Drip tray
Removing
–  Observe rules for cleanliness → Chapter.
–  Remove underbody trim panels (right-side) → Rep. gr.66.
  WARNING
The fuel can become extremely hot. This can cause injuries.
t  In extreme cases the fuel lines and the fuel can reach a temperature of 100 °C. Allow the fuel to cool down before disconnecting the lines - danger of scalding.
t  Wear protective gloves.
t  Wear safety goggles.
Risk of injury - fuel system operates under high pressure.
To reduce the pressure in the fuel system, wrap a clean cloth around the connection and carefully loosen the connection.
   
–  Place drip tray under fuel cooler.
–  Detach fuel return line -2- from front of fuel cooler.
–  Press release tab and disconnect fuel line -4- from rear of fuel cooler.
–  Remove bolts -3- (Qty. 3).
–  Unclip fuel supply line -1- from fuel cooler -arrows- and detach fuel cooler.
Installing
Installation is carried out in the reverse order; note the following:
l  Tightening torque → Chapter „Fuel cooler - exploded view“
  Note
Secure all hose connections with the correct type of hose clips (same as original equipment) → Electronic parts catalogue.
  A20-10372

Fuel filter and supplementary fuel pumpV393 > < Fuel cooler - exploded view