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Electrical Troubleshooting ('97 Model)
Troubleshooting Flowchart -
[Q;]
Indicator Light Does Not Come On (cont'd)
From
page
14-87
I
PCM CONNECTOR A 132P)
IGP1 (YEL/BLK)
Measure Power Supply Circuit
Voltage:
1.
Turn the ignition switch
ON
(II).
2.
Measure
the
voltage
between
terminals
A9
and
A11 and
between terminals A22 and
IGP2
IYEL/BLK)
A24
.
Repair open or
short
in the wire
NO
between the A1' andlor A24 ter-
ts
there
battery
voltage?
/ '
minals,
the PGM-FI main
relay,
Wire side of femal
e
term
inal
s
YES
and the fuse box.
Maasur. 04 INO
Vottage:
LG1(B
1.
Turn
the
ignit
ion sw itch OFF.
A
(32P)
2. Connect the A
(32P)
connector
=
.
to
the
PCM.
L '1
2
3
4
i
•
3. Connect a digital multi meter
!
12
V
15\16171
to
th
e
813
and A9 or
A22 ter-
~
minals.
RN/BLKI , -_
_
__
-{
Y
)--
----,
B 125P1
6:f.:J::ILf.'
: f.
1O
:t;
'::1
'
1
2
3
4
5
8,1920
22
23 24
11121314151&
17
18
232425
•
4. Turn
the
ignition switch
ON
LG21B
(Ill
,
and make sure
that voltage
D4 IND (GRN/BLKI
is available for
two
seconds.
Check for an open in the wire
between the 813 terminal and
"
YES
the gauge assembly. If wire is
Is there
voltage?
OK, check for a faulty
[Q;]
Indica-
NO
tor light bulb or a faulty gauge
assembly printed circuit board.
Check
().t
INO for a Short Circuit:
Check for
continuity
between the
813
terminal and body
ground.
YES
Repair short
in
the wire between
Is there
continuity?
/'
the 813 terminal and the gauge
assembly.
NO
Check for loose terminal
fit
in the
PCM
connectors.
Check the AfT
gear position switch.
If
necessary.
substitute
a known-good PCM
and
recheck.
14-88
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Troubleshooting
