Registered Forum User
Mille
Posts: 157
Join Date: Dec 2004
Location: Oxford on my 748s
Mood: dooM
Update:
I have just replaced the JHP eprom with the original one (for standard pipes) and the misfire and fast idle has gone.
My questions:
Has anyone had a failure of a JHP eprom?
What are the Ultimap eproms like as a replacement. Am I right in saying they are programmable?