abs light on help

[CLIO 1.8 16v]

my abs light is on on my valver how do i test the abs sensors and what should the readings be plz help

 

[burgs-clio16v]

donno bout urs but my batt was loose and nackered and that thro my abs light on and up since thn iv changed alternator and batt sum shinny terminals and its all fine not seen it since.

dont surpose u got the lil botton on the wiper stalk have u? does it do ne thing?

 

[CLIO 1.8 16v]

i think i have but dont know if it does anything

 

[burgs-clio16v]

sum 1 else miite say diff but id surgest u make sure ur terminals r tight thn check ur voltage shud get aroud 13v to 14v

 

[CLIO 1.8 16v]

what did u wont to know if i had that button or not
? ?

 

[burgs-clio16v]

if u had it ad did it do ne thing on the wiper stalk? got told its same stalk in the 19 does nout on the clio but sumi on the 19

 

[CLIO 1.8 16v]

think i have got it and it does nothing what u going to do with it