There is an O-ring on the bottom of the fuel distributor that you can change relatively easy. There are either 3 torx or 3 flathead screws. You just unbolt and should be able to wiggle the FD up high enough to swap in a new o-ring.

EHA same deal. 2 o-rings. 2 bolts.

__________________
2016 Monsoon Gray Audi Allroad - 21k
2008 Black Mercedes E350 4Matic Sport - 131k
2014 Jeep Wranger Unlimited Sahara - 62k
2003 Gray Mercedes ML350 - 122k