How do you get the oil filter off a citroen zara 1.8 injection?

There seems to be no room to get to the filter unless you remove the fuel injection system. Is this right?How do you get the oil filter off a citroen zara 1.8 injection?
From underneath. They're built these days for the professional mechanic with a ramp etc.How do you get the oil filter off a citroen zara 1.8 injection?
Can't you get at it from the bottom up, between engine and firewall?
oil filter rench and turn anti clock wise normaly from to of engine if it has aircon you may have to bend the pipes slightly to get it out