Honda Civic Service Manual page 929

Troub|eshootingF|owchart_PH-PLControJLinearSo|enoid
NOTE| Record all treeze data before you troubleshoot
Possible cause
' Disconnected solenoid harness
connectof
. Short or oPen in PH_PL control
linear solenoid wire
. Faulty PH-PL control linear sole_
noid
SOLENOIO HARNESS
8P CONNECTOR
GRN/WHT
Terminal side of male termlnals
W i r e s i d e o l f e m a l e t e r m i n a l s
. OBD ll Scan Tool indicates Codo
P1873.
. sef-diagnosis E indicalor light
indicat6 Code 31.
Measure PH-PL Control Linear
Solenoid Resistance at the Sole_
noid Hatness Connectot:
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
between the No 2 and the No.
6 terminals ofthe solenoid har
ness connector'
ls the resistance 3.8 - 6.8 0?
C h e c k P H - P L C o n t r o l L i n e e r
Solenoid for a Short Circuit:
1 . D i s c o n n e c t t h e A 1 2 6 P ) c o n -
nector lrom the TCM
2. Check for continuity between
body ground and the A2 ter
m i n a l a n d t h e A 1 5 t e r m i n a l
individually.
R e p a i r s h o r t i n t h € w i r e s
between the A2 and A15 lermi_
nals and the body glound.
Measute PH-PL Control Linear
Solenoid Resi3tance:
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 l s l a n c e
between the ,q2 and A15 ter_
Rep.il loose tetminal or oPen in
th6 wires betwccn the A2 and
A15 lerminals and the solenoid
harness conn€ctol.
lsthe resistance 3.8-6 8 O?
Check for loose TCM connactors
lf neceasery, Substitute a known-
good TCM and rechock.
PNK/BLK
TCM CONNECTOR A (26P)
o
PNK/BLK
I
2 3
4
5
7
8 I
1 0 l 1 1 2 1 3
1 1
't5
1 6 1 7
20 /,,/
23 25
26
IGRN/wHr
o
*r}l
t'T,
E[
PNK/8LK
3
a
5 I
9 1 0 1 1
12
1 3
1 6
20
23 25 26
GRN/WHT
14-251