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HELP pre collision system unavailable

43K views 26 replies 11 participants last post by  erricaj7  
#1 ·
I was driving the other day and suddenly the message pre collision system unavailable popped up on dash now pcs and adaptive cruise control don’t work my emblem is clean and I removed the radar to check inside the emblem was clean still doesn’t work please help I can’t figure out what to do
 
Discussion starter · #21 ·
Fixed it here’s what I did my ocd payed off on this so I took it to the car wash then got home I opened the hood and removed the radar wiped the front face off then I wiped off the inside of the emblem also pushed on the inside of the emblem lightly to knock and break of some thin ice chips built up in there then replaced the emblem turned on ignition and it was fixed
 
Discussion starter · #23 ·
UPDATE I forgot to test drive before I posted sooooooo looks like it’s not fixed just somehow the light went out tho so idk my acc is still not working and probably my pcs (but at least there’s no light on