L Levani_01 New Member Joined Mar 14, 2011 Messages 111 Sep 28, 2012 #1 i bough used apexi power fc. check light is twinkling until vtec (5000rpm) what can be the reason?
Vtec6000 Super Moderator Donator Joined Jun 5, 2007 Messages 6,222 Sep 28, 2012 #2 It's flashing because it's picking up excessive knock/detonation. It needs to be mapped. Avoid full throttle until you have it mapped
It's flashing because it's picking up excessive knock/detonation. It needs to be mapped. Avoid full throttle until you have it mapped
