Vevor 8kw 12v DIESEL HEATER Fixing the E-03 Error. code (Step-by-Step Guide)

[@stevesdayoff7889]

I had a 03 code but found out it was the control board shorted out to the glow plug

[@DennisDIY]

To bad, sound dangerous

[@tadej1988]

can you give more details ? I also have brand new heater and with first start up I got E03 code

[@SteveM-t6p]

@@tadej1988 I also have error 3 with brand new heater trying 1st start

[@DennisDIY]

Prime, or change the flow plug

[@patrickgormley6885]

Same