Honda Prelude 1993 Service Manual page 711

Turn the ignition switch OFF.
Disconnect the 4WS control unit
connector and the ABS control
unil connector,
Check lor continuity between the
4WS control unit No. 3 terminal
(GRY/WHT) and body ground.
Repeir shon in tho GBY,^ /HT wire
bctwoon tho 4WS control unh and
tho ABS control unit.
Turn the ignition switch ON.
Measure voltage between the No.
3 terminalof the 4WS control unit
connector and body ground.
ls there approximately 5 V?
Rophco tho 4WS control unit.
Measure voltage betweon the No.
3 t e r m i n a l ( G R Y / W H T ) o f s e n s o r
side connector oI ABS control unit
1 4 P c o n n e c t o r a n d b o d y g r o u n d .
Rsp.ir opsn in tho GRY/WHT rYiro
botwoon tha 4WS control unh snd
th€ ABS control unit.
R6olaco the ABS control unit.
l F r o m p a g e 1 7 - 6 4 )
4WS CONTROL UNIT 18P SENSOR SIDE CONNECTOR
View from terminal side
4WS CONTROL UNIT lAP CONNECTOR
V i e w f r o m t e r m i n a l s a d e
ABS CONTROL UNIT 14P SENSOR SIDE CONNECTOR
View from terminal side