Emptying fuel tank, front-wheel drive, engine codes BJB, BLS, BSU, BDJ, BST, BMM — VW

Emptying fuel tank, front-wheel drive, engine codes BJB, BLS, BSU, BDJ, BST, BMM
Emptying fuel tank when fuel pump is intact
Anchor
.
Emptying fuel tank when fuel pump is defective
Anchor
.
Emptying fuel tank when fuel pump is intact
Special tools and workshop equipment required
Fuel extractor
VAS 5190
Adapter for fuel extraction
VAS 5190 /3
Vehicle diagnosis, testing and information system
VAS 5051B
or
vehicle diagnosis, testing and information system
VAS 5052
Note
Observe safety precautions
Chapter
.
Observe rules for cleanliness
Chapter
.
WARNING
Fuel supply line is pressurised. Wear eye protection and protective clothing to avoid injury and skin contact. Before loosening hose connections, wrap a cloth around the connection. Then release pressure by carefully pulling hose off connection.
Connect
fuel extractor
VAS 5190
earth wire to vehicle earth.
Note
Press in securing ring to release fuel lines.
Pull off supply line
2
and catch escaping fuel with a cloth.
Connect
fuel extractor
VAS 5190
with
adapter for fuel extractor
VAS 5190 /3
to fuel supply line.
With ignition switched off, connect
vehicle diagnosis, testing and information system
VAS 5051B
or
vehicle diagnosis and service information system
VAS 5052
.
Switch ignition on.
Remove cap from fuel filler neck.
Perform the function
“Draining fuel system”
in
“Guided functions”
.
If the fuel tank is empty,
»stop«
the function to prevent the fuel pump from running
»dry«
.
Operate shut-off tap on
fuel extractor
VAS 5190
, until the fuel tank is emptied.
Note
The fuel pump is being activated when engine is not running.
Emptying fuel tank when fuel pump is defective
Special tools and workshop equipment required
Fuel extractor
VAS 5190
Note
Observe safety precautions
Chapter
.
Observe rules for cleanliness
Chapter
.
Remove cone piece
2
from shaft
1
of
fuel extractor
VAS 5190
.
At a distance of
a
= 1700 mm from end of extraction hose, use insulating tape to mark
arrow
the hose of the
fuel extractor
VAS 5190
.
Open tank flap.
Remove cap from fuel filler neck.
Note
The non-return valve in the fuel tank must not be damaged by the extraction hose. You must therefore push the hose into the filler neck only as far as the marking.
Push extraction hose
arrow
of
fuel extractor
VAS 5190
approx. 170 … 180 cm into fuel filler neck and extract fuel. Extract fuel.
Note
When no more fuel is extracted, the tank is emptied just enough for the sender flange to be opened without danger. The tank may be removed while containing remaining fuel.