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Page Title:
SPEEDOMETER DOES NOT OPERATE OR IS INACCURATE (CONT) |
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 TM 9-2320-366-20-1
e12. SPEEDOMETER DOES NOT OPERATE OR IS INACCURATE (CONT)
CAUTION
Read CAUTION
KNOWN INFO
TEST OPTIONS
on following page.
12.
Continuity Test or
Water temperature gage
STE/ICE-R Test #91
operates correctly.
Is continuity present from
REASON FOR QUESTION
Main code 13, 22, or 25 not
connector P116 socket 30
active in pushbutton shift
If continuity is not present
to connector PX8 pin 4?
selector.
from connector P116 socket
VOLTS gage operates
30 to connector PX8 pin 4,
correctly.
wire 157 is faulty.
Vehicle is equipped with
WTEC III transmission
controls.
POSSIBLE PROBLEMS
NO
Faulty WTEC III dashboard
cable assembly.
Faulty CTIS cable assembly.
Repair wire 157 from connector
Faulty CTIS ECU.
P116 socket 30 to connector PX8
Faulty speedometer.
YES
pin 4 (para 2-45) or replace WTEC III
dashboard cable assembly (para 7-11).
CAUTION
Read CAUTION
KNOWN INFO
TEST OPTIONS
on following page.
13.
Continuity Test or
Water temperature gage
STE/ICE-R Test #91
operates correctly.
Is continuity absent from
REASON FOR QUESTION
Main code 13, 22, or 25 not
connector P116 socket 30
active in pushbutton shift
If continuity is present, wire
to ground?
selector.
157 from connector P116
VOLTS gage operates
socket 30 to connector PX8
correctly.
pin 4 or wire 1793 from
Vehicle is equipped with
connector PX8 pin 4 to
WTEC III transmission
connector J111 socket B is
controls.
faulty.
POSSIBLE PROBLEMS
NO
Faulty WTEC III dashboard
cable assembly.
Faulty CTIS cable assembly.
Faulty CTIS ECU.
Repair wire 157 from connector P116
Faulty speedometer.
socket 30 to connector PX8 pin 4 or
wire 1793 from connector PX8 pin 4
YES
to connector J111 socket B (para 2-45)
or replace WTEC III dashboard cable
assembly (para 7-11).
2-354.2
Change 1
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