Author Topic: Renewing ABS System  (Read 31090 times)

Offline jacksdad1963

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Re: Removing ABS System
« Reply #25 on: April 21, 2014, 11:48:58 AM »
I just tried to post a short vid of the flash test but the post and the vid have disappeared: can't I post vids straight into the site?

K1100LT 1995 mystic red
Yamaha XS650 1976 fully restored
a few cars and 4x4's

Offline jacksdad1963

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Re: Removing ABS System
« Reply #26 on: April 21, 2014, 01:50:24 PM »
Oh good grief! Another update.....
I did the reset procedure as shown on one of the above links: now it flashes 8 times...or is it 9....
Think I need to replace the front sensor before I do anything else: I'm just fitting some fantastic LED spotlamps I bought from China....bright isn't the word! Will post more pics/vids when finished
K1100LT 1995 mystic red
Yamaha XS650 1976 fully restored
a few cars and 4x4's

Offline David_S_Walker

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Re: Removing ABS System
« Reply #27 on: April 21, 2014, 02:38:30 PM »
Mike,

Just an observation but shouldn't the bottom left red light in the tacho be flashing alternately with the one in the speedo? On a potential donor bike they alternate until the earth reset is performed. On my (Working) bike the flash together until the system check is complete.

I am sure some more wisdom will be along shortly to either refute my comment or help further?

Best regards,

David
  • Kent, SE England, United Kingdom
  • 1994 BMW K1100LT SE, 2006 BMW R1200S, 2006 KTM 400EXC
Owner of a K1100LT, R1200S, and a KTM 400EXC. My car is a Subaru Outback 3.0Rn!

Offline Inge K.

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Re: Removing ABS System
« Reply #28 on: April 21, 2014, 02:44:38 PM »
now it flashes 8 times...or is it 9....

It isn't the number of flashes you should count, but the pauses between the flashes.
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Offline jacksdad1963

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Re: Removing ABS System
« Reply #29 on: April 21, 2014, 04:27:16 PM »
Hi again! I think the bulb in the rh side isn't working, as you say, it should flash....the illumination bulbs aren't working either, maybe got yet another fault  :dunno2:
On the vid I've uploaded, does the led display 2 flashes or 3?
Now after placing a 20cm lead across the points described, its flashing 8 (or is it 9) times!
I'm getting more confused the more I do!
K1100LT 1995 mystic red
Yamaha XS650 1976 fully restored
a few cars and 4x4's

Offline Zipster

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Removing ABS System
« Reply #30 on: April 21, 2014, 08:39:51 PM »
On the LED test it will start off as a solid light and then it will flash the "offs" to indicate the fault code so be ready to count the dark moments rather than bright ones. Once it has flashed it's number of flashes, there will be a brief pause and it will do it again. The pause is signified by a longer bright light on the LED. It will continue to repeat this fault code as long as the ignition is on. You should also hear the relays clicking under the tank but the clicks will not be in time with the flashes. The fault codes from memory run from 1 to 7 so you shouldn't have an 8 or 9. Patience young padawan, the force is strong with this one ;-)
  • Northern Ireland
  • 1996 K1100 LT SE - sold with 104,500 miles in 2015; 2001 R1150RT - 68,000 miles; 2013 Triumph Trophy SE - 50,000 miles; 2007 Harley Ultra Classic - 50,000 miles (Canada bike for stateside use only)
Add life to your days, not days to your life!

Offline mystic red

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Re: Removing ABS System
« Reply #31 on: April 22, 2014, 12:07:33 PM »
If I remember right, on the LTs you can use the abs lights in the cluster to diagnose..

Offline Inge K.

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Re: Removing ABS System
« Reply #32 on: April 22, 2014, 02:30:20 PM »
Wrong answer, message deleted.
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Offline jacksdad1963

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Re: Removing ABS System
« Reply #33 on: April 22, 2014, 06:48:32 PM »
Oh well, looks like I need to open up the clock housing again: the rh abs light isn't flashing, and the illumination bulbs aren't working, the bulbs are ok, so looks like a fault on the RH side of the housing!
Things are going from bad to more bad! Why wont th damn lights work now! It seems that every time i go near this bike it develops a new problem......
I'm planning on riding it right around the coast of the Uk to raise money for Duchenne Muscular Dystrophy (my son has it) but at this rate it won't make it down the street....
K1100LT 1995 mystic red
Yamaha XS650 1976 fully restored
a few cars and 4x4's

Offline Scott_

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Re: Removing ABS System
« Reply #34 on: April 23, 2014, 07:44:11 AM »
If I remember right, on the LTs you can use the abs lights in the cluster to diagnose..
The Temp lamp flashes for motronic trouble code diagnosis only.
The ABS lights don't have any function for reading fault codes, other than just telling you that you have a fault.

JD, when I get back home later tonight, I'll look-up my pin-out layout of the cluster plug so you can take some volt-meter readings at the connector before you open up the cluster again...........unless you really want to open it up.

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1995 K1100LT 0302044
2017 FLHTK Ultra Limited
1997 K1100LT 0302488 (R.I.P.)
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Offline jacksdad1963

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Re: Removing ABS System
« Reply #35 on: April 23, 2014, 03:52:15 PM »
Thanks Scott, that will be a great help! I'm getting very good at stripping the fairing upper, screen, covers, trims etc....but its not what I call fun!  :hehehe
K1100LT 1995 mystic red
Yamaha XS650 1976 fully restored
a few cars and 4x4's

Offline Scott_

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Re: Renewing ABS System
« Reply #36 on: April 24, 2014, 10:34:50 PM »
JD, I found my file and updated it with some more details from the BMW schematics. I compared the euro version(for your bike) to the us version(like mine) and didn't see any major differences.
This file may be in the lieberry, in which case I'll update it there as well.

Drake also posted up a PDF with some of the variations of the cluster pinouts for the other various years/2v-4v, etc..... in this thread in the lieberry.
http://www.motobrick.com/index.php?topic=889.0
  • My Garage
1995 K1100LT 0302044
2017 FLHTK Ultra Limited
1997 K1100LT 0302488 (R.I.P.)
1997 R1100RT ZC62149(sold)
"One who does not ask questions is ashamed to learn" Danish proverb

Offline jacksdad1963

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Re: Renewing ABS System
« Reply #37 on: April 27, 2014, 01:31:25 PM »
Ok, I followed the links, did the test, but also did the reset  :2thumbup:
Next, I took the clock housing apart to see why the RH ABS lamp wasn't flashing: I'd already replaced all the bulbs...but when doing so, the printed circuit sheet had flicked up and allowed the connecting tab to drop up behind itself, so to speak...so no connection! The illumination was the same, one tab folded underneath broke the circuit!
So...tried the bike today, both ABS ights flashing together, press the rewired dash switch and LH ABS lamp went out...oh happy days!
Went for a ride, after a few seconds/minute the pair of lamps went out: back home didi a further test with the Led, just constant light, no flashes  :mbird

Does this mean that my ABS is now working? I think it does....please!
K1100LT 1995 mystic red
Yamaha XS650 1976 fully restored
a few cars and 4x4's

Offline mystic red

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Re: Renewing ABS System
« Reply #38 on: April 27, 2014, 02:00:41 PM »
You shouldn't press the switch...lights should go out when you start rolling.

Offline jacksdad1963

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Re: Renewing ABS System
« Reply #39 on: April 27, 2014, 03:04:06 PM »
I just pressed the switch cos its there! why is it there at all if I shouldn't press it?  :dunno2:
K1100LT 1995 mystic red
Yamaha XS650 1976 fully restored
a few cars and 4x4's

Offline Zipster

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Re: Renewing ABS System
« Reply #40 on: April 27, 2014, 07:02:07 PM »
On a working ABS2 bike, both lights will flash together on start up. Once you start the bike moving at approximately 4 mph you will hear / feel a clunk from under the seat and both lights will go out. This means ABS is working. If you have to press the button to stop the flashes then it's still not right. Sounds like you've made great headway though.
  • Northern Ireland
  • 1996 K1100 LT SE - sold with 104,500 miles in 2015; 2001 R1150RT - 68,000 miles; 2013 Triumph Trophy SE - 50,000 miles; 2007 Harley Ultra Classic - 50,000 miles (Canada bike for stateside use only)
Add life to your days, not days to your life!

Offline Zipster

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Re: Renewing ABS System
« Reply #41 on: April 27, 2014, 07:03:47 PM »
If your test light shows no flashes then it sounds like you fixed it. Well done chum :-)
  • Northern Ireland
  • 1996 K1100 LT SE - sold with 104,500 miles in 2015; 2001 R1150RT - 68,000 miles; 2013 Triumph Trophy SE - 50,000 miles; 2007 Harley Ultra Classic - 50,000 miles (Canada bike for stateside use only)
Add life to your days, not days to your life!

Offline jacksdad1963

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Re: Renewing ABS System
« Reply #42 on: April 27, 2014, 07:52:27 PM »
If I just start the bike and ride off, the flashing lights do indeed stop: I'm thinking that its working now!
I stomped on the back brake as hard as I could, expecting to feel the rear end lock up, but it just wouldn't! The brake works perfectly, but i expected some sort of juddering on/off affect when I tried to lock it up, should it, or does it just release pressure as you slow down?
K1100LT 1995 mystic red
Yamaha XS650 1976 fully restored
a few cars and 4x4's

Offline johnny

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Re: Renewing ABS System
« Reply #43 on: April 27, 2014, 08:20:57 PM »
congratulations jacksdad1963 you fixt it...

if the lights turn off when you start rolling its fixt... they would not turn off otherwise...

go to a clean dry parking lot... roll it up to about 30mph... hit the back brake hard... if it does not slide and if you can feel it kinda being notchy as you stop... its working... now do the same with the front...

then do it at 40mph... 50mph... 60mph... 70mph... 80mph... now you will know your stopping power with abs at these speeds... its an important part of proficient motobricking...

j o
  • :johnny i parks my 96 eleven hundert rs motobrick in dodge county cheezconsin  :johnny

Offline Zipster

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Re: Renewing ABS System
« Reply #44 on: April 28, 2014, 02:37:11 AM »
Job done! :-)
  • Northern Ireland
  • 1996 K1100 LT SE - sold with 104,500 miles in 2015; 2001 R1150RT - 68,000 miles; 2013 Triumph Trophy SE - 50,000 miles; 2007 Harley Ultra Classic - 50,000 miles (Canada bike for stateside use only)
Add life to your days, not days to your life!

Offline mystic red

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Re: Renewing ABS System
« Reply #45 on: April 28, 2014, 08:27:19 AM »
Now leave that button alone. Nice work!

Offline jacksdad1963

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Re: Renewing ABS System
« Reply #46 on: April 28, 2014, 08:38:50 AM »
I will!  :2thumbup:

Thanks for all your help peeps, couldn't have done it without this site!
K1100LT 1995 mystic red
Yamaha XS650 1976 fully restored
a few cars and 4x4's

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