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Sorry to start another topic for the same truck but its a different issue. Almost second guessing my decision to buy this truck but its mine now.
99 F250 SD 4x4 V10 5 spd.
I need to do a right front wheel bearing due to what appears to be the needle bearing failure, (axle flopping around in it). The parts place I deal with had the 4w abs unit in stock, after looking at the old unit and the rest of the front end there appears to be no front abs...... at the wheels at least. The truck does have the plugs on the back side of the inner fender/splash sheild. Was that part of the wiring just a generic harness that was put in all trucks or did someone swap the front end at one point?
Is there a definite way to tell for sure?
I do have an abs light on most of the time but I also dont have a speedometer most of the time either so I was assuming the rear speed sensor but to be fair I havent scanned it yet.
Last edited by C.W; Feb 21, 2013 at 09:28 PM.
Reason: Added truck info
Another question I have is since the abs wheel bearing is less than half the cost of the non abs one can I use the abs unit and just not hook it up?
Is there any difference between the axles or anything else?
Also does anyone have the part # for the plastic thrust washer that is apparently supposed to be there and are they a dealer only piece?
Studs as well, after reading how they can be very hard to get out of the old unit, are they a dealer only part as well?
If you have the time for shipping, I found the best price for the wheel unit bearings was on Amazon or stockwiseauto.com
If you go with stockwiseauto type in savewise2013 as the discount code for another 5% off.
Yes, you can use an abs hub on a non abs wheel, just cut it off.
Not sure if 4 wheel abs was an option or not but for what its worth my early 99 f350 7.3 lariat has it. You will see in the DIY at Guzzle that there is a electrical connector just behind the front fender wheel well. I would guess if you have the other end of the connector on the back side of the well you need the abs hub.
If you have the time for shipping, I found the best price for the wheel unit bearings was on Amazon or stockwiseauto.com
If you go with stockwiseauto type in savewise2013 as the discount code for another 5% off.
Yes, you can use an abs hub on a non abs wheel, just cut it off.
Not sure if 4 wheel abs was an option or not but for what its worth my early 99 f350 7.3 lariat has it. You will see in the DIY at Guzzle that there is a electrical connector just behind the front fender wheel well. I would guess if you have the other end of the connector on the back side of the well you need the abs hub.
Good luck
Thanks, I have bookmarked that link now.
My truck has the connectors on the wheel well but neither front bearing currently on the truck are for abs. Not sure if someone swapped it before or not but with the price difference I have found it wouldn't make much sense to swap to the non abs if the truck came with it. Maybe Ford used a generic harness but just left them unplugged in the non 4wh abs trucks?
yeah seems strange that someone would go without them, especially if those with are cheaper??
I would put the abs ones in and hook em up cant do any harm, although a good scanner will tell you which wheel is causing the abs light and why.
The abs light does go out periodically so im assuming its not due to missing the front sensors completely. I would assume the light would stay on all the time if that was the case. Although I could be wrong, maybe the light takes a coffee brake once in awhile.
seemed to have all the codes and a good grasp of the system (I do not), might want to also check the other end of those harnesses at the wheel well to see if they are hooked up behind the headlights like he describes if they wire super dutys the same way.
A little update, got the front end back together and pulled the sensor from the rear diff to see if it was maybe gummed up or something. Cleaned it put it back in, checked connections at trans and transfer case. Still no speedo and ABS light is still on. Goes out once in awhile after start up but usually returns on first braking.
Tried three different scanners and they wont read it from the obd port under the dash.
My truck is an early 99 and doesn't have post cat o2's. Do I have an obd 1 truck?
Is there a way to test the VSS in the diff?
Anything else that can cause these symptoms?
Im not sure on this but I think you might need something more sophisticated than a generic OBDII code reader to get ABS codes. I have AE scanner and it reads those but if I go to O'Reillys what they hand me to read wont pick it up. I think that's true of transmission codes too.