hi any help would be greatly appreciated ,

my 53 plate focus rs had a new alternator earlier this week , now i cant get rid of the battery light on the dash , i,v tested the alternator whilst a/c , fog lights on ,rear clear screen on etc , its charging perfect around 14.5 v
just cant get the light out , tried it on an snap on scanner to no avail

any ideas
many thanks
blan77