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SEDIMENT light on dashboard

Posted: Sat May 12, 2007 9:16 pm
by sandstone
Can anyone help with a description of what the red SEDIMENT light means? It has come on twice for a short time. N Reg Bongo.

Posted: Sat May 12, 2007 9:21 pm
by bongoing-mad-simon
hi sandstone
i think it means that there is water in your fuel filter and it needs draining.
if i'm wrong someone will correct me i hope :roll:

________________

simon

I'm bongoing mad R U?

Posted: Sun May 13, 2007 2:18 am
by bigdaddycain
Yep, you need a new fuel filter sandstone... your not running a veg oil mix are you?

Fuel Filter

Posted: Sun May 13, 2007 9:33 am
by sandstone
Many thanks for this very useful advice. I will have a look today to see it there's any water, but very soon will have new filter installed on next service. Not running Veg oil mix.

Sediment light

Posted: Sun May 13, 2007 12:46 pm
by Ame
My sediment light comes on with the charge light whenever i use a few revs (the only time it seems to go off is when the engine is idling).
I just fitted a brand new filter but this hasnt seemed to make a difference.
Any thoughts?
Ames (Penzance).

Posted: Sun May 13, 2007 3:20 pm
by Chris P
Somewhere in the long distant past, I recall a posting that the sediment light comes on when the alternator is not charging properly (don't ask me why...).

The reason I recall it, was that I had just changed all filters when the sediment light came on a few years ago. Turns out my alternator was shot, so if you HAVE just changed the filters, get the alternator tested.

Cheers

Chris

SEDIMENT light on dashboard

Posted: Sun May 13, 2007 4:43 pm
by sandstone
Curiously the alternator warning light seems to be diode OR-ed into the Sediment light - this I have found from examining the Bongo wiring CD - it's on P54. Don't know why this should be.

The symptoms I have had are a definite ON of the SEDIMENT light on two occasions some weeks apart, but no alternator light, so hopefully it is just a blinded filter.

Posted: Sun May 13, 2007 7:15 pm
by Ame
Oh no!!not the alternator!
Ill get it tested.
Thanks

Posted: Sun May 13, 2007 9:11 pm
by Peg leg Pete
I had the same problem, it was a faulty Alternator, had to have it repaired :cry:

Posted: Sun May 13, 2007 9:13 pm
by jcprice
I have just fitted a split charge relay kit and now the battery light is on with the sediment light so i think they must be linked somehow

Posted: Tue May 15, 2007 6:44 pm
by Ame
Pete how much to repair the alternator?
I see it'll be about £200-£300 for a new one!!

Posted: Tue May 15, 2007 9:47 pm
by Peg leg Pete
Not sure what it cost :roll: was all done in cost of engine replacement, and I never got a itemised bill sorry :cry:

Posted: Tue May 15, 2007 9:58 pm
by mvous
Yep, t'was alternator for me too!
Replaced under warrenty with battery aswell so don't know cost.

Posted: Tue May 22, 2007 7:16 pm
by Ame
definitely the alternator gone for me! :cry:
Still found a local place that can get a new one for £150 so not the worst news in the world.
Thanks for all the advice.
Ames

Posted: Sun May 27, 2007 6:52 pm
by sandstone
To conclude. The sediment light never came on again, but the fuel filter has been changed anyway.

I see from other threads that the switch housing on the bottom of the filter also acts as a drain. Unscrewing the switch part way apparently allows you to dump the water/sediment from the bottom of the filter bowl.