11 FUEL TANK, SEAT, TRIM 63
Condition
The fuel tank is completely full.
Ensure that the battery voltage does not drop below 12.5 V.
The ignition is on.
The diagnostics tool is connected.
302037-10
–
Press on the metal plate and disconnect the fuel hose connection
.
Info
Remaining fuel may run out of the fuel hose.
400926-10
–
Mount special tool
.
Pressure testing tool (61029094000) ( p. 232)
–
Mount special tool
with nozzle code 0,60.
Testing hose (61029093000) ( p. 231)
– Insert the hose end in a fuel canister.
Guideline
Minimum fuel canister capacity 10 l (2.6 US gal)
– Perform the "Actuator Test" > "Function test of fuel pump control".
Guideline
Maximum duration of actuator test 3 min
400927-01
– Check the fuel pressure with the filler cap closed.
Fuel pressure
When the fuel pump is active 3.3… 3.7 bar (48… 54 psi)
» If the specification is not reached:
– Open the filler cap. ( p. 61)
– Check the fuel tank breather.
400928-01
– Check the fuel pressure with the filler cap open.
Fuel pressure
When the fuel pump is active 3.3… 3.7 bar (48… 54 psi)
» If the specification is not reached:
– Check that the fuel line is clear.
– Change the fuel filter. ( p. 64)
– Change the fuel pump. ( p. 67)
– Stop the "Function test of fuel pump control" actuator test by pressing the "Quit" but-
ton.
– Dismantle the special tools.
– Connect the fuel hose connection.