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Non-standard diesel injector pump?
Posted: Thu Nov 10, 2022 11:59 am
by MWADE
Just recently bought my bongo, I think there's an air leak somewhere in the system because when starting from cold the engine needs to turn over for quite a long time before starting. Can't see any obvious leaks, but looking at it, it looks totally different from all the pictures of pumps I see on here (and the internet in general), however, it looks "stock" with all standard plugs, connections etc...
Can anyone help me identify it?
Re: Non-standard diesel injector pump?
Posted: Thu Nov 10, 2022 12:19 pm
by g8dhe
Welcome aboard!
Which model of the Bongo range are you, most on here are Friendee's or Ford Freda's ?
Re: Non-standard diesel injector pump?
Posted: Thu Nov 10, 2022 12:20 pm
by Ian
....and what's the chassis number of the vehicle?
Re: Non-standard diesel injector pump?
Posted: Thu Nov 10, 2022 2:02 pm
by MWADE
It's a W-reg Friendee, 2.5, chassis number: SGL3-400085
Re: Non-standard diesel injector pump?
Posted: Thu Nov 10, 2022 5:55 pm
by Ian
On series 4 diesels like yours the fuel pump is radically different from earlier versions.
This is the early one:
http://www.lushprojects.com/bongopartsm ... no=.html#2
This is the later one:
http://www.lushprojects.com/bongopartsm ... mgno=.html
Re: Non-standard diesel injector pump?
Posted: Thu Nov 10, 2022 8:36 pm
by MWADE
That's great info! thanks!
Are there are any known weak points that i should consider investigating first to find my suspected air/fuel leak?
Re: Non-standard diesel injector pump?
Posted: Thu Nov 10, 2022 8:57 pm
by Ian
The O-Rings will perish and may need replacing
Re: Non-standard diesel injector pump?
Posted: Fri Nov 11, 2022 11:41 am
by teenmal
If you disconnect an injector pipe crank engine you should get PRESSURISED fuel, if so, look elsewhere. If not, you could carry out a pressure test to the fuel line and or fit a none return valve as close to the IP as possible.
Personally, I would recommend a wee visit to a Diesel Specialist, it could save you in the long run.
Health and Safety must be adhered to. good luck.
Re: Non-standard diesel injector pump?
Posted: Sat Nov 12, 2022 1:00 am
by MWADE
Thanks for the advice, I'll start as you suggest with checking for fuel pressure when cranking from cold and see where that takes me.. Cheers!
Re: Non-standard diesel injector pump?
Posted: Sat Nov 12, 2022 10:43 am
by teenmal
MWADE wrote: Sat Nov 12, 2022 1:00 am
Thanks for the advice, I'll start as you suggest with checking for fuel pressure when cranking from cold and see where that takes me.. Cheers!