Honda Civic Service Manual page 936

Electrical Troubleshooting ('96 - 98 Models)
Troubleshooting Flowchart - TMA and TMB Sigrrals (cont,d)
TCM CONNECTOR 8 {22P}
Wire side of female terminals
PNK
PNK
PNK
from page 14 257
Check TMB Wire Continuity:
1. Turn the ignirion switch OFF.
2. Disconnect the C (31P) connec,
tor from the ECM, and the I
(22P) connector from the TCM.
3. Check for continuity between
t h e 8 6 t e r m i n a l o l t h e T C M
a n d t h e C 3 0 t e r m i n a l o f t h e
E C M ,
Repair open in the wire betwe€n
rhe TcM and the EcM.
Check TMB Wire tor a Short Cir-
cuit:
Check for continuity between the
8 6 t e r m i n a l o t t h e T C M o r t h e
C 3 0 t e r m i n a l o t t h e E C M a n d
body ground.
ls there continuity?
Check the TCM:
1 . R e c o n n e c t t h e B ( 2 2 p ) c o n -
nector to the TCM, and the C
(31P) connector to the ECM.
2. Turn the ignition switch ON (ll).
3. Measure the voltage between
t h e B 6 t e r m i n a t o f t h e T C M
and body ground.
ls there approx. S V?
Check for loose TCM connoctors.
lf necessary, substitute e lnown-
good TCM and recheck.
o
2
I
6 7 t 8
I
1 0
1 2
1 3
1 4 1 6 1 7 1 8 20
ECM CONNECTOR C 131P}
2
a
5 6 7
8
I
10
l l
12
1 3 l a 1 7 1 1 8
/l/l )/)/l/l )aol'ol/
PNK
o
2
4 5 6
,
8 9
1 0
12 1 3
1 1 1 5 1 6 1 1 1E
20
2 1
5
7
8
1 0
1 2 13
1 4 1 5 1 6 1 7 1 8
20