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Terry @ BMS Terry @ BMS is offline
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Join Date: Jan 2008
Default 07-24-2019, 01:25 PM

Originally Posted by Abyssf150
So I'm still getting p0400. Had taken the JB4 off for about a week had no code come up so ruled out that it was anything actually wrong with the truck. Put the JB4 back on about a week ago and drove about 300 miles with no issues. Now a week later getting the p0400 again. Gets p0400 even on map0
Interesting... Email me I have a test for you to run to isolate part of the firmware.

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