I was driving my 1998 gs400 when both the vsc and vsc off came on and stayed on. I have 20 Inch rims on the car but know other modifications have been made. Just from looking at some of the comments on other cars about the lower ball joint. I've notice my right tire has been wearing like there is a problem that could have something to do with the lbj.

 

do they turn off when you restart your car? also when was the last time you got an alignment?

 

you probably smashed/ripped the VSC sensors, so check them.

 

I have the same problem werected those sensors located