• 4 Stroke Husqvarna Motorcycles Made In Italy - About 1989 to 2014
    TE = 4st Enduro & TC = 4st Cross

  • Hi everyone,

    As you all know, Coffee (Dean) passed away a couple of years ago. I am Dean's ex-wife's husband and happen to have spent my career in tech. Over the years, I occasionally helped Dean with various tech issues.

    When he passed, I worked with his kids to gather the necessary credentials to keep this site running. Since then (and for however long they worked with Coffee), Woodschick and Dirtdame have been maintaining the site and covering the costs. Without their hard work and financial support, CafeHusky would have been lost.

    Over the past couple of weeks, I’ve been working to migrate the site to a free cloud compute instance so that Woodschick and Dirtdame no longer have to fund it. At the same time, I’ve updated the site to a current version of XenForo (the discussion software it runs on). The previous version was outdated and no longer supported.

    Unfortunately, the new software version doesn’t support importing the old site’s styles, so for now, you’ll see the XenForo default style. This may change over time.

    Coffee didn’t document the work he did on the site, so I’ve been digging through the old setup to understand how everything was running. There may still be things I’ve missed. One known issue is that email functionality is not yet working on the new site, but I hope to resolve this over time.

    Thanks for your patience and support!

Fuel pump/starting issues TE 250

TyWaugh

Husqvarna
AA Class
Hey Everyone,

Been lurking for a while but I am having a starting issue with my 2011 TE 250 (40hrs on it) it has power up kit installed and was hoping to get some advice. I am going to give as much detail as possible as I am quite lost, so apologies for the long post.

The issue started about 3 weeks ago, I turned the bike off, went to start 1 min later and when I turned the ignition key to on I heard what sounded like the fuel pump struggling to prime. The bike would roll over, however it would not start. I kept turning the kill switch on and off and the pump eventually stopped priming altogether. Weather was very hot and fuel level was low about 1.5 liter in tank. I had bike towed back to the car where 30mins later I tried it again and pump primed as per normal and bike started and ran fine. I originally thought I was plagued with the over heating fuel pump issue so common to these bikes.

I took my bike back to the dealer and they checked the ecu for errors , none were found. They also suspected a seizing/over heated fuel pump so they ordered me a new pump under warranty but will take some time to get in apparently. Dealer said to ride bike with full fuel to keep pump submerged and hopefully keep it cool so it won't act up.

I was out riding a week later, fuel tank of fuel, rode for 45 mins, stalled bike, would not restart, pump would not prime. When ignition turned to 'On' heard a relay click then 3 seconds later heard click again, tried 20 times failed every time. Push back to car let bike sit for 20mins, tried again, pump primed as per normal and bike fired and ran fine, I didn't turn it off again unless I was back at car for fear it wouldn't start again.

I was out riding again a week later this time in the rain, riding 45 mins, stalled bike, pump would not prime, hearing same click but no prime, I kept pressing kill switch off and on and eventually heard pump prime approx 2mins later, bike started and got back to the car.

Was out riding yesterday, hot and humid day, rode 20mins, parked back at car, let it sit for 30mins went to start bike, pump would not prime, would hear click coming from relay then another click 3 seconds later but no pump prime. Tried 20-30 times, got video of it as well, pulled seat off and moved battery located relay that was clicking, it is the power relay as per Husky workshop manual. Kept trying 50-60 times then pump primed for about half a second, tried again and pump primed as per normal then bike fired and ran fine. I wanted to get one more short 15min loop done before heading home so I ventured into the woods and it was down pouring rain real bad, bike stalled, then wouldn't start (relay clicking, no fuel pump priming). However...

This is when things started getting weird, the key ignition was turned off, I pressed the kill switch 'On' then my display lit up and the 3 lights across the top flashed (blue, red and yellow I believe) as if it was ready to start. I then took the key out of the bike and pressed the kill switch 'On' and same thing the display lit up like bike was ready to start however no relay clicking and no fuel pump sound. I pushed bike 20mins, and tried again, fuel pump sounded like it was struggling to prime, tried to start bike, it was struggling to fire but eventually did and I got my ass out of the woods. Back at the car the bike primed and ran fine.

Originally I thought it was over heated fuel pump but now I am thinking there might be a short somewhere. The relay clicking is normal to hear (I found out) when pump is priming normal you will hear the relay click and pump prime at same time then 3 seconds later you will hear relay click again and pump stop priming. My dealer is aware of the potential overheated fuel pump issue but told me if they can't reproduce the issue then it will be hard to diagnose and fix, understandably, which is way I want to try and track it down myself. I am not sure where to start and feeling a bit overwhelmed with tearing into it. Very frustrating problem. Any insight would be much appreciated!

Great site by the way.
 
Your fuel pump definitely sounds suspect since it will sometimes prime, sometimes wheeze and sometimes not respond at all. Hopefully the new pump will arrive at your dealer soon and this will be resolved. I wouldn't throw any significant money at the problem until that fuel pump has been replaced.

Cracked stock fuses have been a problem on this bike. You might replace all the fuses on the bike with new ones. Apparently they can develop hairline cracks that are difficult to see. After that, systematically go through the whole wiring harness and look for worn-through shielding. Wrap wires that are near metal with electrical tape. If its near a sharp edge (like near the side of the battery), then also wrap the wiring with duct tape in those locations. While you're at it, unplug each connector and fill with dielectric grease. That may not solve this particular problem, but it may prevent future problems is are free-to-cheap.
 
Maybe tAke the valve out of the tank vent hose, assuming there is one.

Check battery, although this doesn't seem to be the issue, it cOuld be weak

Has pump been out of tank for testing?
 
Thanks for the help guys. That is a lot of great information and gives me a good start. Once warranty is finally up on the Husky I will be purchasing one of those aftermarket pumps. I will update the thread if/when I find out exactly what caused the problem.
 
Good descriptions, Yours is a classic bad fuel pump. heat is only a culprit as it expand the internal vane, which contacts the housing and stops rotation, sometimes a lot of heat, sometimes a little heat. One of my theories is that some pumps get plastic tank particles inside and they melt to the wall of the pump and the pump will never work right, it will seize continuously.
 
Updating as promised. New fuel pump and bike is working good again. As for the weird ignition issue, (display lighting up with no key in ignition) still a mystery. Will continue to monitor. Happy for now.

Dealer said a 2011 TE 310 just came in with same issue a week from mine. Husky did go good for the repair, thankfully, wasn't a cheap repair. I know it is going to fail again eventually so once warranty is up I will be replacing the pump myself with the link "Howell944" posted. Good info.

Take care.
-Ty
 
Updating as promised. New fuel pump and bike is working good again. As for the weird ignition issue, (display lighting up with no key in ignition) still a mystery. Will continue to monitor. Happy for now.

Dealer said a 2011 TE 310 just came in with same issue a week from mine. Husky did go good for the repair, thankfully, wasn't a cheap repair. I know it is going to fail again eventually so once warranty is up I will be replacing the pump myself with the link "Howell944" posted. Good info.

Take care.
-Ty


I had a similar keyswitch problem to you a couple of times after washing the bike. Once the switch dried out the display turned itself off again. I think this ran the battery down once. If you suspect water, try blowing the switch out with compressed air. WD40 might work well too, -it's Water Displacing, after all- but might also make a mess.
 
I had a similar keyswitch problem to you a couple of times after washing the bike. Once the switch dried out the display turned itself off again. I think this ran the battery down once. If you suspect water, try blowing the switch out with compressed air. WD40 might work well too, -it's Water Displacing, after all- but might also make a mess.

my te 310 2012 does the same
 
I had a similar keyswitch problem to you a couple of times after washing the bike. Once the switch dried out the display turned itself off again. I think this ran the battery down once. If you suspect water, try blowing the switch out with compressed air. WD40 might work well too, -it's Water Displacing, after all- but might also make a mess.
had a bike at our dealership do that.. was intermittent as hell... found it to be the ground wires at the coil.. where they bolt to the frame.. the frame was not drilled and tapped all the way thru.. caused the bolt to seem tight but it was not bottomed out on the wire .. causing a intermittent ground issue.
 
Updating as promised. New fuel pump and bike is working good again. As for the weird ignition issue, (display lighting up with no key in ignition) still a mystery. Will continue to monitor. Happy for now.

Dealer said a 2011 TE 310 just came in with same issue a week from mine. Husky did go good for the repair, thankfully, wasn't a cheap repair. I know it is going to fail again eventually so once warranty is up I will be replacing the pump myself with the link "Howell944" posted. Good info.

Take care.
-Ty
 
I have the same problem with my 2011 TE250, every time I wash it, pull the key out and the dash stays on, I have to disconnect the battery to turn it off, I have now worked it out, just push the red button once and bingo the dash turns off.
 
I think it helps to remove the key before washing your bike, if you're not already doing so.

I had a similar problem once when I left my key in the bike. I always remove it now and haven't had the problem since.
 
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