There is a prob with my vitz 2007, m vry worried abt it nd need n expert openian,, the prob is that sum tyms whn I switch on my car, after sum tym the ABS notification light in meter is on, nd my ABS do nt work during that light, n mostly it happens during night whn the parking lamps or head lights r on,,,,, I hv reset the computer for toyota maintenence twice, bt the prob is there, the break fluid is full, discs r new,,, every thing is fine, tell me wht to doooooo