Recent content by carterb30

blombardo, Check this out on about.com How Does ABS Work - Antilock Braking Systems - What Does ABS Do? this gives a decent idea of how ABS works... Interesting...

The rears I have not dug open the drums on yet. Oh, ABS on the 94 was rear only, I think the front didn't come out till 96 and up, I think but the 94 was definatley rear only, and I think it may be related to the ABS also somehow. I will find the fuse for the ABS and pull it to see if that...

I already bypassed the proportioning valve, the problem started with the original MC/Booster so I don't think it is related to the throw of the booster that I replaced. Not to say that the throw may not be dead on, but the brakes do work correctly for about the first 5 minutes of running the...

Jed, below are the vacuum pressure ratings. At Warm Idle: 19 Hg At 2800 RPM: between 22 and 23

Nodd, I use DOT 3.

Ok, so how much do you know about the 94's ABS? I honestly as at a loss here any good reads on how it works I read some stuff about the ABS front wheel speed sensors and I need a whole picture. I think your on to something though!

Fourwd1, It does have ABS and the light on the dash has always been on since I've owned it. Jed, I'll pick up the vacuum gauge on my way home tonight and check the vacuum. I'll also check the check valve.

Jed, I have read in other posts about a check valve in the vaccuum line that is running to the booster. Do you know much about how those are working and I wonder if it may not be a culprit.

Jed, first, thanks for responding so quick! Answers to your questions below. Does your 4Runner have any other symptoms that may or may not seem related to your brake problems? Anything at all? Idle, it has a rough idle where it is normal then once run long enough to warm up it the idle will...

1994 Toyota 4Runner SR5 4WD (2nd Gen) Background problem.... Out of nowhere, after owning and driving it daily for 6 months I hooked up my utility trailer and didn't get 15 miles down the road and noticed the engine bogging down. I was in 4th gear and all of a sudden i can't get it to...