Ford Transit 2002 Owner's Manual page 1346

PINPOINT TEST B : FUEL FILTER FUEL SUPPLY LINE BLOCKAGE
TEST CONDITIONS
B1: CHECK THE FUEL FILTER FUEL SUPPLY LINE FOR BLOCKAGE
WARNINGS:
Do not smoke or carry lighted tobacco of any type when working on or near any fuel
related components. Highly flammable mixtures are always present and may ignite.
Failure to follow these instructions may result in personal injury.
This procedure involves fuel handling. Be prepared for fuel spillage at all times and
always observe fuel handling precautions. Failure to follow this instruction may result in
personal injury.
CAUTIONS:
Diesel fuel injection equipment is manufactured to very precise tolerances and fine
clearances. It is therefore essential that absolute cleanliness is observed when working
with these components. Always install blanking plugs to any open orifices or lines.
Always carry out the cleaning process before carrying out any repairs to the fuel
injection system components to prevent foreign material ingress to the components.
The generator must be protected from contamination. Failure to follow this
instruction may result in failure of the generator.
Using a suitable piece of clear plastic pipe,
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manufacture and install a pipe between the fuel filter
to fuel pump fuel supply line and the fuel filter.
NOTE: Make sure that the engine is at normal
operating temperature.
Start the engine, wait a few minutes and observe the
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clear plastic pipe for signs of air ingress.
Are any signs of air present in the clear plastic pipe?
Yes
INSTALL a new fuel level sensor or fuel tank to fuel
filter supply pipe as necessary.
No
INSTALL a new fuel filter.
REFER to: Fuel Filter - 1.8L Duratorq-TDCi (Lynx)
Diesel (310-01A Fuel Tank and Lines, Removal and
Installation).
DETAILS/RESULTS/ACTIONS
Disconnect the fuel filter fuel supply line quick
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