At a guess I'd say one is a replacement for the other which may be split or similar and was never removed
Edit....thought Tdi's normally have leak-off return from no1 injector and the rear union on no4 is blanked???
You know nothing!!!!
Thinking is not the same as knowing I freely admit
When do ya think we is gonna have some work?????
Before I starve to death would be nice, got two to look at but turning up on a pushbike is kinda embarrassing