Honda Civic Service Manual page 1225

Troubleshooting
ABS Pump Motor (cont'dl
(From page 19-69)
ABS CONTROL UNIT 22P CONNECTOR
Check tor an opon in the PCOM
circuit:
1. Turn the ignition switch OFF.
2 . R e c o n n e c t t h e A B S c o n t r o l
unit 22P connector.
3. Connect the SCS service con-
nector,
4. Turn the ignition switch ON (ll).
5. Measure the voltage between
t h e p u m p m o t o r r e l a y c o n
n e c t o r P C O I , I t e r m i n a l a n d
body ground.
Repair opon in tha wiro bEtwoon
th. und€r-hood ABS fu3./rclsy
box and ABS control unit.
ls there approx. 3 V?
Chock for rn op6n in tho PMR cir-
cuit:
Measure the voltage beNveen the
ABS control unit 22P connector
terminal No. 19 and body ground.
Ropair opon in tho wira b€twoon
tho undor-hood ABS fu.e/rel.y
box and ABS control unit.
ls there approx. 3 V?
Chock for an opon in ths MCK
circuh:
1. Turn the ignition switch OFF.
2- Disconnect the SCS service
connector.
3. Turn the ignition switch ON lll).
4. Measure the voltage between
the ABS control unit 22P con-
n e c t o r t e r m i n a l N o . 1 7 a n d
body ground while connect-
i n g t h e p u m p m o t o r r e l a y
connector +8 and MOTOR ter'
minal with a jumper wire for
moment.
Repeir op.n in th. wire batween
tho undor-hood ABS fu.o/rol.V
box rnd ABS control unh.
Ch6ck lor loose ABS contlol unit
connoctors. lf ngc63ary, sub3ti-
tute d known-good ABS control
unit and recheck.
n
--l
wire side oI temale terminals
19-70