Passat Wagon L4-1.9L DSL Turbo (AHU) (1997)
Fuel Filter: Service and Repair
Fuel Filter Servicing
Fuel filter, replacing
Note: Do not allow diesel fuel to contact coolant hoses. Wipe any diesel fuel off hoses immediately and wash hoses with soap and water. Observe
prescribed fuel and filter disposal instructions!
Removing:
Remove retaining clip -5-
Remove control valve with fuel lines connected
Remove fuel hoses from hose connections -1- and -2-
Direction of flow is indicated by arrows
Do not reverse connections
Installing:
Install control valve with fuel lines connected
Use new O-ring
Attach retaining clip -5-.
Push fuel hoses over hose connections -1- and -2- and secure hoses with hose clamps.
Check fuel system for leaks (visual inspection).
Rev engine several times and let idle.
Fuel flow through transparent hose must be free of bubbles.