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Title: Blue DEF head heater light on dash
Post by: Nema166 on June 02, 2024, 09:49:30 am

I have an intermittent blue DEF head heater light come on twice now in past 100 miles. I am in FL and dash show temp is 115 degrees so not sure why heater light came on any ideas.
Coach is a 2017 IH45 Cummins

Title: Re: Blue DEF head heater light on dash
Post by: kgrover on June 02, 2024, 10:03:59 am

do you have any way to check error codes from the engine?

Title: Re: Blue DEF head heater light on dash
Post by: Nema166 on June 02, 2024, 10:58:18 am

No error codes just blue heater light twice but makes no sense. What does this light mean?

Title: Re: Blue DEF head heater light on dash
Post by: turbojack on June 02, 2024, 01:50:15 pm

Mine comes on just about every time I start engine, hot or cold I mentioned that to Cummins when I was there 2 months ago and they said that was normal

Title: Re: Blue DEF head heater light on dash
Post by: Nema166 on June 03, 2024, 07:51:55 am

Ok thanks for the feedback.

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Foretravel Motorhome Forums => Foretravel Tech Talk => Topic started by: Nema166 on June 02, 2024, 09:49:30 am