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Page Title:
CHECK GAGES LIGHT (CGL) ALWAYS OFF (CONT). |
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 TM 9-2320-364-20-1
E4 CHECK GAGES LIGHT (CGL) ALWAYS OFF (CONT).
2.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
CGL is OFF with jumperwire
Voltage test.
on Page 2-505
installed at vehicle harness
STE/ICE-R #89.
connector.
REASON FOR QUESTION
Are there 10 to 14 vdc
POSSIBLE PROBLEMS
measured between wire 439 at
Less than 10 vdc at vehicle
vehicle harness connector
harness connector indicates
CGL indicator lamp bad.
MC18, terminal B3 and a
ignition line wire 439 is shorted
known good ground?
to ground.
Repair wire 439 (see
schematic Fig 2-1) or
notify DS
NO
Maintenance.
Verify repair, go to
Step 8 of this Fault.
YES
3.
KNOWN INFO
TEST OPTIONS
Continuity test.
No short in ignition line.
Is continuity measured across
STE/ICE-R #91.
CGL lamp?
POSSIBLE PROBLEMS
REASON FOR QUESTION
CGL indicator lamp bad.
If there is continuity the lamp is
OK. If lamp is OK, driver line
Wire 509 is open.
Replace lamp
(Para 7-24).
NO
Verify repair, go to
Step 8 of this Fault.
YES
Repair wire 509 (see
schematic Fig 2-1)
or notify DS
Maintenance.
Verify repair, go to
Step 8 of this Fault.
2-504
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