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2001 CBR929 cutting out while riding.

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Old Dec 7, 2016 | 02:11 AM
  #1  
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Default 2001 CBR929 cutting out while riding.

Since I bought the bike from day 1 it was cutting out at higher speeds. Now it cuts out and the idle reduces and dies at lower speeds.

34 + 35 blinks I thought the fault was associated with an aftermarket exhaust being fitted. I'm waiting for a servo buddy to come from England to correct these codes.
Though, according to the workshop manual 34 + 35 shouldn't effect the running of the bike I'm thinking this isn't causing my problem.

It appears to happen on acceleration and decel. If I'm cruising along I can bump start it again.

Today I cleaned the Kill switch and the starter switch.
I bypassed the bank (tip over sensor) and it's still acting up the same way. I couldn't get the bank angle sensor off to test as per manual 5-88 as the two retaining screws are chewed up. Why I bypassed.

At the moment going through the manual to try and get a clue It's a nice warm sunny day in Thailand. Cup of tea in hand I'll go back to the bike and look at the engine stop relay.

Guys. Any pointers in the right direction would be appreciated.
 

Last edited by Rickycbr929; Dec 7, 2016 at 02:25 AM.
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Old Dec 7, 2016 | 02:29 AM
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Hi Ricky , have a look at the FPR ,run a test to see if it's working OK.
 
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Old Dec 7, 2016 | 02:34 AM
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Originally Posted by CaBaRet
Hi Ricky , have a look at the FPR ,run a test to see if it's working OK.
Hi CaBaRet.

FPR? where is that located please. Fuel Pressure regulator?
 

Last edited by Rickycbr929; Dec 7, 2016 at 02:41 AM.
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Old Dec 7, 2016 | 02:58 AM
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Sorry Ricky , yes Fuel Pressure Regulator , the diaphram in the regulator can perish.
Page 5-56 of your manual
 

Last edited by CaBaRet; Dec 7, 2016 at 03:00 AM.
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Old Dec 7, 2016 | 04:33 AM
  #5  
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I went over a few things. Cleaned the contacts on the engine stop relay and fuel cut relay.
Looked at the regulator it was dry. No signs of leakage.

Closed the tank and had a quick look underneath.

Hmm... looks like the main fuel supply line is badly kinked when the tank in the closed position. It's steel braid. How easy is it to remove this fuel line?
 
Attached Thumbnails 2001 CBR929 cutting out while riding.-fuel-line-1-.jpg   2001 CBR929 cutting out while riding.-fuel-line-2-.jpg  

Last edited by Rickycbr929; Dec 7, 2016 at 04:43 AM.
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Old Dec 7, 2016 | 05:12 AM
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I'd just remove it , let it find it's own natural state and re-install
 
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Old Dec 7, 2016 | 05:41 AM
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Originally Posted by CaBaRet
I'd just remove it , let it find it's own natural state and re-install
I'll try that tomorrow. It looks as though the ends have been brazed or soldered on. It's not Honda's fuel pipe. Hopefully that's the problem.
 
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Old Dec 15, 2016 | 03:22 PM
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But would a kinked fuel line result in an fi error code?
Sometimes weak spark plugs may result in engine cutting off on sudden throttle inputs?
 
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Old Dec 16, 2016 | 02:21 AM
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Originally Posted by ceebeeaarguy
But would a kinked fuel line result in an fi error code?
Sometimes weak spark plugs may result in engine cutting off on sudden throttle inputs?
No.

You checked battery readings?
When was plugs last done?
 
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