Honda Civic Service Manual page 928

Electrical Troubleshooting (,96 - 9g Modelsl
Troubleshooting Flowchart - Shift Control Linear Solenoid
Possible Cause
' Disconnected 3olenoid h.rn€is
connoctor
. Short or open in 3hift control
linear solenoid wire
. Faulty shift control linear sole-
noid
SOLENOID HARNESS
8P CONNECTOR
T e r m i n a l s t d e o f m a l e t e r m i n a l s
Wire side of female terminals
8LU/YEL
NOTE: Record all freeze data before you troubleshoot.
. OBD ll Scan Toot indicates Code
P1870.
. Selt-dirgnosis [d indic.tor tight
indicatos Code 30.
Measure Shift Control Linoar Sole-
noid Resistance at the Solenoid
Harness Connector:
1. Disconnect the 8p connector
from the solenoid harness con
nector.
2 , M e a s u r e
t h e r e s i s t a n c e
betlveen the No. 3 and the No.
7 terminals ofthe solenoid haF
ness connector.
ls the resistance 3.8 - 6.8 O?
Check Shift Controt Linear Sote-
noid for a Short Circuit:
1 . D i s c o n n e c t t h e A ( 2 6 p ) c o n ,
nector from the TCM.
2. Check for continuity between
body ground and the A3 ter
m i n a l a n d t h e A 1 6 t e r m i n a l
individually.
Repair shon in tho wire6 betweon
the A3 and A16 termin.ts lnd tho
body ground.
M e a s u r e S h i t t C o n t r o l L i n e . r
Solenoid Resistance:
1. Connect the 8P connector to
the solenoid harness connec,
tor.
2 , M e a s u r e t h e
r e s i s t a n c e
between the 43 and A16 ter-
Repair loose terminal oa open in
the wires between the 43 and
A16 terminal3 and the solenoid
harness connector.
ls the resistance 3.8 6.8 O?
Chock for loose TCM connectorc.
ll necessary, substitute a known-
good TCM and recheck.
BLU/WHT
GRN/YEL
TCM CONNECTOR A I26PI
GRN/YEL
l l 1 2 l :
IriGlx
1
5
7 8
9 1 0 1 1 1 2 1 3
1 7
2t)
23
25
26
14-250