Jlayton06 New member Joined Sep 24, 2007 Messages 122 Feb 7, 2009 #1 Started my truck to day and got code u 1421 anyone seen this ?
T themighty6.7 New member Joined Dec 5, 2007 Messages 123 Feb 8, 2009 #2 Never seen the code but it means ( implausible ignition key off time received), whatever that means.
Jlayton06 New member Joined Sep 24, 2007 Messages 122 Feb 8, 2009 #3 lol thanks have no clue what that is tho
