2004 scrambler cooling fan

Hello , I have a 04 scrambler…the other day the temp light came on…realized my fan was not cycling…I pulled the temp sencor power and fan started…I went to repair manual…it says there is a fan switch some where on machine…but does not tell u where…also….looking at thousands of posts/ part sites with no luck on finding switch…..what am I missing?…thanks for the info…jim