Does anybody know what the table does?? is it when a set target idle speed times out and the IAC needs a starting point for a new idle speed vs temp??

and looking at the ARAP hac there's 2 columns for IAC steps in the table... any idea why there are 2??

;----------------------------------------------
; IDLE SPEED TIME OUT IAC STEPS vs COOLANT or MAT
; (SEE LC016 b6 FOR OPTION)
:
; TBL = STEPS
;----------------------------------------------
; STEPS Deg c COOL/MAT
;----------------------------------
LC59F FCB 30 ; 30 -40
LC5A0 FCB 30 ; 30 -28
LC5A1 FCB 30 ; 30 -16
LC5A2 FCB 30 ; 30 -4
LC5A3 FCB 32 ; 30 8
LC5A4 FCB 10 ; 30 20
LC5A5 FCB 10 ; 30 32
LC5A6 FCB 10 ; 40 44
LC5A7 FCB 10 ; 40 56
LC5A8 FCB 10 ; 45 68
LC5A9 FCB 32 ; 50 80
LC5AA FCB 60 ; 60 92
LC5AB FCB 60 ; 60 104
LC5AC FCB 60 ; 60 116
LC5AD FCB 60 ; 60 128
LC5AE FCB 60 ; 60 140
LC5AF FCB 60 ; 60 152