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12
FUEL TANK, SEAT, TRIM
- Thoroughly clean the plug-in connection of the fuel line using compressed air.
•
Info
83
I
Under no circumstances should dirt enter into the fuel line. Dirt in the fuel
line clogs the injection valve.
- Press on the small metal plate and disconnect fuel hose connection
O.
•
Info
I
Remaining fuel may flow out of the fuel hose.
- Mount special tool @.
I
Pressure tester (61029094000) (
""
p. 262)
- Mount special tool
(D
with nozzle label 0,60.
I
Testing hose (61029093000) (
""
p. 262)
- Position the hose end in a fuel cannister.
Guideline
I
Minimum size of fuel cannister
- Connect the diagnostics tool and start it.
110 I (2.6 US gal)
- Select the
"Function test of fuel pump control"
actuator test.
Guideline
I
Maximum duration of the actuator test
I
3 min
- Check the fuel pressure with the filler cap closed.
Fuel pressure
When the fuel pump is active
If the specification is not reached:
- Open the filler cap. (
""
p. 75)
- Check the tank air vent system.
3.35 ... 3.65 bar (48.6 ... 52.9 psi)
- Check the fuel pressure with the filler cap open.
Fuel pressure
When the fuel pump is active
If the specification is not reached:
- Check that the fuel line is clear.
- Change the fuel filter. (
""
p. 79)
- Change the fuel pump.(
""
p. 81)
3.35 ... 3.65 bar (48.6 ... 52.9 psi)
- Stop the
"Function test of fuel pump control"
actuator test by pressing the
"Quit"
button.
- Remove the special tools.
- Join the fuel hose connection.