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PGM-FI System
I
L
Engine Coolant Temperature (ECT) Sensor (cont'd)
(From page
11-101)
.~.
('98
-
00 models)
.
_
.
_
.
_
.
_
.
_
._.
._-----
- - -
--
._
,
_._.
_
.
-
_
._
._
._._._.-
-'-'_._.
Check for an open in the wires
(ECT.
SG2 lines):
1.
Turn
the
ignition
switch
OFF.
2,
Connect ECM/PCM
connector
t erminal
s
C18
and C26 with a
jumper
wire.
3.
Turn
the
ignition
switch
ON
(II).
••
Check the
ECT with
the
scan
tool.
I
Is _4°F
(_20°C) or
less
(or
l -lim it
NO
R..,.ir
open
in the wires
between
in
Honda mode
of
PGM Tester)
or
the ECM/PCM
IC1S,
<:26)
and
til.
5 V
indicated?
ECT
sensor.
.-
.
~.
YES
_._._._._.
._._-_._._._
._-_._._.
_--
_ ._0_
-_
·-.--------_
·
Substitute
II
known-good ECMI
PCM and recheck. If normal
Eel
Is Indicated,
replace the original
ECM/PCM.
11-102
-'-'-
'-'-'-'-
'-
'-'-'-
'-
'--,
ECM/PCM CONNECTOR C (31P)
I
1
2
3
/
I
s
/
7
8
c!-
L
1
/
/
1
/
/
/
1. 17 18 19
20
21
22
23
V
2.
1 2 • 271""
2.
30 31
ECT (RED/WHT)
LJ
SG2 (GRN/BL
K)
JUMPER WIRE
Wire side of
fema
le
terminals
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Table of Contents
Troubleshooting
