running problems

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courty
Posts: 2
Joined: Wed Dec 03, 2008 11:22 pm
My Bike: zxr 400

running problems

Post by courty »

when i start my bike up to go to work starts first time and runs ok after about 10 mins of riding get to a road junction the bike starts missing and running terrible and cuts out then takes quite a while to start runs terrible for a while then seems ok again get to the next road junction and it dies again when i leave work does exactly the same one thing i have noticed if i set the tick over to high the revs seem to stick for a couple of seconds when i throttle off put a new fuel filter on and put some carb cleaner in the fuel seemed better for a week but is now worse than ever any help would be appreciated
cheers courty
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andyvanderpandy
zxr400 oc member
zxr400 oc member
Posts: 113
Joined: Sun Dec 09, 2007 10:12 pm
My Bike: zxr400L3

Re: running problems

Post by andyvanderpandy »

they all seem pretty standard zxr probs that come up often on here. my used to have similar probs with hot and cold starting probs, but since i put a new battery on it seems to have lessened considerbly.

but i recon people would suggest getting the carbs balanced for this, or maybe the mix is too fuel rich?

my throttle sticks also, but i just ignore it now, i find a few blips when its sticking helps it settle.

im guessing this is not the definitive answer you were looking for, but im sure some others will chip on more authoritively! untill then have a browse for similar posts too :gamer
MillaMeter
L-plate hell
L-plate hell
Posts: 450
Joined: Wed Mar 12, 2008 12:37 am
My Bike: K ZXR400 L2, H Rebel 125
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Re: running problems

Post by MillaMeter »

courty wrote:when i start my bike up to go to work starts first time and runs ok after about 10 mins of riding get to a road junction the bike starts missing and running terrible and cuts out then takes quite a while to start runs terrible for a while then seems ok again get to the next road junction and it dies again when i leave work does exactly the same one thing i have noticed if i set the tick over to high the revs seem to stick for a couple of seconds when i throttle off put a new fuel filter on and put some carb cleaner in the fuel seemed better for a week but is now worse than ever any help would be appreciated
cheers courty
Hi,

I used to have this problem not so long ago, found out it was the manifold inlet rubbers leaking air. Whip them off, spread some silicone gasket sealer around them and stick them back on. You will notice the difference straight away when you start it. Also while you got the airbox off, just give the spark plugs a quick check on gap size, they should be 0.7 ~ 0.8mm Also check that the HT caps are tight on the leads, just give them a lil turn clockwise.

Regards

Rich
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courty
Posts: 2
Joined: Wed Dec 03, 2008 11:22 pm
My Bike: zxr 400

Re: running problems

Post by courty »

thanks i will try these suggestions at the weekend
cheers courty
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