Here is the instructions on changing the filter.
Remove rear seat bench.
Release screws ( 1 )
and remove cover ( 2 ) from right side of fuel tank.
Release sealing ring with special tool 16 1 020
and remove cap for service opening.
|Tightening torque for sealing ring: ||55-60 Nm|
Service cap can only be installed in one position.
When installing, make sure lug ( 1 )
of service cap engages in corresponding opening on fuel tank.
Always replace seal ( 2 )
Press retaining lugs ( 2 )
together simultaneously in direction of arrow and detach fuel line ( 1 )
from pressure filter.
Unlock line connection ( 1 )
and detach from pressure regulator.
Remove fuel filter with pressure regulator ( 1 )
from mounting in direction of arrow.
When installing, make sure that turning lock ( 1 )
on fuel filter engages opening ( 2 )
on fuel filter holder.
Disconnect grounding cable ( 1 )
from fuel pressure regulator and fuel filter.