View Single Post
  #4  
Old Sat, February 18th, 2012, 01:09 AM
Project Pat's Avatar
Project Pat Project Pat is offline
Defense & Security PM...
 
Join Date: Mar 2009
Location: Winder, Ga
Posts: 77
Project Pat is on a distinguished road
Default

I would assume that even with custom/canned tunes, you would still have to complete a full "drive cycle" in order for the PCM to fill in all values. The fact that the battery has been disconnected has certainly wiped all of the memory values that an emissions test checks for...

Just my $.02...
__________________
04 F150 4.6L / 04 Excursion 6.0L