lean idle issue

MINA

New Member
Jan 19, 2010
162
0
0
sacramento
90 supra
7m electronics
2jznat
550cc
lexus afm
walbro 255lph

the car is idling very lean but the second i rev it up in richens up
drivability is lean too i seen 16.5-18.0 (aem wide band)
at wide open throttle its perfect 11.7 @10psi
what can be the issue
all vacuum lines are good
didn't see/hear and vacuum leaks
any input would be great