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1997 - 2003 Ford F150 General discussion on the Ford 1997 - 2003 F150 truck.

Disabling ABS?

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Old Sep 14, 2011 | 11:28 PM
  #11  
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Originally Posted by Austin97
The one at the bottom of the master cylinder is the brake fluid level switch that's why that happened. The RABS valve is separate from the master cylinder it's a couple inches below it and the lines run from the cylinder to it and then to the rear, just unplug the electrical connector. If you have 4-wheel abs you'll see the HCU if you follow the lines from the master cylinder, it's got like 2 going in and 4 going out, same with it, just unplug the connector.
Great info. I'll check in the morning.
Thanks.
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Old Sep 15, 2011 | 03:34 AM
  #12  
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i think abs is dumb in trucks/off road vechiles i havnt had abs in 4-5 yrs been just fine in snow, icey roads, rain. just have to drive smart and know your vechile
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Old Sep 15, 2011 | 10:50 AM
  #13  
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I tried to pull the ABS fuse and I get flashing ABS and Brake lights on the dash. I also could not get the trans out of park.
There are 3 plugs on the master cylinder. I unplugged the plug on the block under the MC and the ABS light an Brake lights come on and stay on.
It appears to just have rear ABS.
Not sure what to do now.
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Old Sep 15, 2011 | 02:58 PM
  #14  
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Originally Posted by F-250,LD
I tried to pull the ABS fuse and I get flashing ABS and Brake lights on the dash. I also could not get the trans out of park.
There are 3 plugs on the master cylinder. I unplugged the plug on the block under the MC and the ABS light an Brake lights come on and stay on.
It appears to just have rear ABS.
Not sure what to do now.
Have you tried to find the abs wires in the back of the cab? That's one of the easiest ways to disable any cars abs that iv seen.
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Old Sep 15, 2011 | 04:05 PM
  #15  
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Originally Posted by JCP281
Have you tried to find the abs wires in the back of the cab? That's one of the easiest ways to disable any cars abs that iv seen.
Nope, haven't tried that yet. Any idea how I can find them? What do they look like?
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Old Sep 15, 2011 | 05:07 PM
  #16  
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Originally Posted by KIETH 2000
ABS brakes help you stop faster and stay in control, leave them!
ABS blows in the snow. I park my truck on a hill and when it snows it will not stop on the hill and I must pray I don't kill someone. I know it's the ABS because I had two mustangs one with and one without and the one with ABS was **** in the snow, Once I had to move them both due to a snow emergency and I hit the brakes half way down and slid 20 feet till I stopped then I tried the one with ABS and better tires. It gained speed with the brakes on and went down the hill and 75 feet past the stop sing at the bottom. I can't tell you how many times I slid past intersections and stop signs with my truck that other trucks don't have a probelm with. If there is snow on the road I keep the pig in 4x4 to help keep the sliding to a minimum. Freewheeling tires will loose traction first and engauge the ABS. 4X4 helps a lot but burns gas and causes wear.
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Old Sep 15, 2011 | 06:05 PM
  #17  
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You can unplug the sensor in the rear too if you wanted.
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Old Sep 15, 2011 | 09:07 PM
  #18  
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Originally Posted by Austin97
You can unplug the sensor in the rear too if you wanted.
That is exactly what I did. Strange the ABS sensor plug is on top of the rear diff. It goes directly into the diff. I unplugged it and the ABS light is on, which I fully expected, but everything works great. I even locked up the brakes on a gravel road and the vehicle didn't freak out. Stopped straight too.
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Old Sep 15, 2011 | 09:33 PM
  #19  
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i have the 97 f250 my abs light is always on but have never had problems with my brakes locking
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Old Sep 15, 2011 | 10:44 PM
  #20  
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Originally Posted by F-250,LD
Nope, haven't tried that yet. Any idea how I can find them? What do they look like?
I have no idea iv never needed to find one in an f-series. I assume(as most fords have them this way) they will be coming through the cab at the back corners. IIRC its just a 2 wire pigtail.
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