Honda Civic 1998 Service Manual page 1043

Troubleshooting
Blower Motor (cont'dl
Check the under-hood fuse/relay
box:
Measure the voltage beNveen the
N o . 3 t e r m i n a l o f t h e b l o w e r
m o t o r r e l a y 4 P s o c k e t a n d b o d y
g r o u n d .
BLOWER MOTOR RELAY 4P SOCKET
rD
{
rl-
,
l 2 1 1 l
r r -
l r l 3 |
IBLK/YEL
o)
Y
From page 21 8
Chock for an open in the wi.e:
'1. Turn the ignition switch ON (ll).
2, Me6sure the voltage between
t h e N o . 4 t e r m i n a l o f t h e b l o w
er motor relay 4P socket and
body ground.
Repair opcn in the wire between
the No. 17 luse and the blowe.
motor reley.
Check tor an opon in the wire:
1. Turn the ignition switch OFF.
2. Check for continuity betlveen
the No. 2 terminal of the blow-
er motor relay 4P socket and
body ground.
Check to. an oDen in the wiie
between lhe blowor motor relev
and body glound. lf the wire is
OK. check for poor ground at
G{01 .nd G{02.
R e p a i r o p o n i n t h e B L U / W H T
wiae bolwean the blower motor
relav snd the blower motor,
2 1- 10