Honda Prelude 1993 Service Manual page 341

(From p8g6 1 1-98)
r-
Lo!! rhan 1.0 v? --------.1
I
es t*t
|
| o o o o o o o o o o o o o l o o o o c
I
l o o o o o o o o o o o o Q I o o o o c
r - - - - - - - - - - - - - - - -
I
A26 t_l
Measure voltage between 85 (+)
terminal and A26 {-) terminal.
Ropair open in BLU/BLK
wiro botwoon ECM lB5l
and A/C awitch.
ls voltage less than 1.O V?
Air conditioning iignal i3 OK.
Substituto a known-good ECM
and rodrock. ll proscribod voltago
is .row availoblo, rsplacg tho origi-
nal ECM.
1 1 - 9 9