Honda Prelude 1993 Service Manual page 328

{From psge 1 1-84}
GRI{/BLK I+ )
Measure voltage between GRN/
8LK termin€l and body ground.
Rep.ir opon or short in GRN/BLK
rvi.€ brtwoon ECM lDlO) and tho
3P connoctoa.
It wiro is OK, aubstitut6 a known-
good ECM and ..chock.
ls there 4.5- 5.0 V?
Turn the ignition switch OFF.
Connect th6 t€st hsmoss between
the ECM and conneclors (see
p a g e 1 1 - 4 5 ) .
{To poge 1 1-86}
LOWER COVER
(cont'd)
1 1 - 8 5