OAT problem CM2250
02-28-2019, (Subject: OAT problem CM2250 ) 
Post: #1
OAT problem CM2250
Today my 2012 KW t660 said it was 157 degrees F outside (actually it was mid 30s) then later displayed (--) . I expected I would see the amber engine light come on shortly after but it never did. Started tinkering with it and disconnected the mirror OAT harness amber engine light come on, ohmed it out read .6xx something ?. Plugged back up still the dash red --. So I hooked up insite to see what the engine was seeing , OEM OAT 211 F. Then I disconnected the probe it read 111 F. I've ordered a new probe at 185 bucks but I m not thinking it's the root cause. I wonder if anyone here has this problem yet and what they found??? Having said that the truck seems to be running fine and strong but I wonder if fuel schedule is compromised. I'll post back after I get the new probe . Thanks
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Messages In This Thread
OAT problem CM2250 - Shipit - 02-28-2019
RE: OAT problem CM2250 - Rawze - 03-02-2019,



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