I'm reading the article on the above topic in the wiki. It mentions a rear fuel line attached to the fuel rail towards the back of the engine. I've checked my M20b25 engine and the fuel line is connected to the fuel rail at the front of the engine just next to where the FPR is located.
Can someone please confirm that what I see is correct and that the wiki article is either wrong or doesn't apply to my engine (I'm assuming it's impossible that someone could have fitted my fuel rail back to front!).
Also what's the best solvent for cleaning injectors?
Help with cleaning the injectors.
Moderator: martauto
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Doobit
- E30 Zone Newbie

- Posts: 146
- Joined: Tue Apr 05, 2016 11:00 pm
- Location: West Sussex
E30 325i Cabriolet Alpinweiß chromie
F12 640d
G11 730d
F12 640d
G11 730d
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Gavt
- E30 Zone Newbie

- Posts: 153
- Joined: Wed Apr 10, 2013 11:00 pm
Your set up is correct the facelift m20b25 are at the front in the fpr and a lower return line. Any sort of solvent will clean them but to do it properly injectortune do it by ultrasonic cleaning and then flow matching them with new filters and orings. And a print out of before and after.
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Doobit
- E30 Zone Newbie

- Posts: 146
- Joined: Tue Apr 05, 2016 11:00 pm
- Location: West Sussex
Thanks Gavt. Just checked out injector-tune, think I'll go with them.
Shame I just forked out 15 quid on some new o rings never mind!
Shame I just forked out 15 quid on some new o rings never mind!
E30 325i Cabriolet Alpinweiß chromie
F12 640d
G11 730d
F12 640d
G11 730d
