abs module

I've been trying to fix my ABS brakes, the light comes on after a bit of driving, once the engine gets hot. I have checked all the fuses, and I have replaced all three sensors (its a four wheel ABS). Its a 1995 E350 - if I have done my research correctly it needs a special code reader that just...

I just bought a 1998 e350 club wagon with the v10. 55k miles but its been sitting for a bit. the abs light is on and i swapped the rear diff sensor and still nothing. I was able to find a scanner and i tried to scan the abs system and it said failed to find communication or whatever, from what i...