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View Full Version : Fuel Fuse keeps blowing on Suzuki boulevard



EdCat
27th September 2017, 07:53
my Suzuki c50 boulevard keeps blowing the fuel fuse 2007 c50 model.
Rode to work all good and went to start it up . No fuel light or fuel meter. Found blown fuse replace rode home. then in the morning blown again.
I know it is shorting some where, but any one have any ideas where to stark looking?
Last thing I want to do is fork out $$ at a bike shop.

FJRider
27th September 2017, 10:28
Replace the fuse then switch it on in the dark. Any short should be seen ... however briefly.

jellywrestler
27th September 2017, 11:17
wiring diagram

Honest Andy
27th September 2017, 14:06
Yeah wiring diagram makes life easier. That fuse probably runs other stuff too, and the fault might be on any of that other stuff.
If the fuse doesn't blow straight away then you could have an intermittent fault and that's harder to trace. Bugger. Maybe caused by vibration while the bike is running. Maybe...
Obviously start by buying more fuses. Keep using the correct size, too small and it might just blow on overload, too big and you might have a boulevard bbq.
Give the wiring loom a general check over for chaffing and loose stuff.
Then try to isolate the fault a bit, like disconnect the things that fuse is meant to run and see if the fuse still blows tomorrow. If it doesn't blow then you know the fault is in what is disconnected and vice versa. If you have a meter and know how to use it then it could be useful.
Remember to tape up anything you disconnect, so it doesn't short against anything else, otherwise you'll be looking for two faults :niceone:
I've traced lots of similar faults over the years and it's often something small and easy to miss first time... so keep looking!

Oh and have you added anything electrical recently? Or ever? Cos dollar to a doughnut it'll be those heated grips or GPS you chucked on last year before that big trip...

skinman
27th September 2017, 14:58
I had one that did that. It turned out to be a wire with worn insulation down by the kickstand switch. So it could be anywhere really.

Paul in NZ
28th September 2017, 07:07
I had one that did that. It turned out to be a wire with worn insulation down by the kickstand switch. So it could be anywhere really.

Yeah there or around the steering head / handle bars. Wiggle shit and see if it pops (bit like sex really)

jellywrestler
28th September 2017, 08:28
the kickstand switch.

how dare you call it a kickstand, boulevard owners refer to them as their prop stand, or occasionally a side stand.

Paul in NZ
28th September 2017, 13:09
how dare you call it a kickstand, boulevard owners refer to them as their prop stand, or occasionally a side stand.

Well if it keeps stopping and blowing fuses it will be the stand its on when it gets a good kicking...