When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Sounds like the mutli-function switch is bad. This has the turnsignal switch and the hazard switch all in one. You might try moving the hazard switch on and off a couple of times incase it's a dirty contact in the switch.