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Page Title:
M1089 AMBER WARNING LIGHT DOES NOT ILLUMINATE (CONT) |
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 TM 9-2320-366-20-1
TM
e54. M1089 AMBER WARNING LIGHT DOES NOT ILLUMINATE (CONT)
e54.
WARNING
Read WARNING
KNOWN INFO
TEST OPTIONS
3.
on following page.
Circuit breaker OK.
Voltage Test or
Marker lights illuminate.
STE/ICE-R #89
Is 12 vdc present on
REASON FOR QUESTION
M1089 amber warning
connector J62-B?
light assembly OK.
If 12 vdc is present, wire
509 (L/R) is faulty. If 12
POSSIBLE PROBLEMS
vdc is not present, go to
Faulty M1089 warning
step 5 of this fault.
lights cable assembly.
Faulty warning light cable
NO
assembly.
Faulty dashboard cable
assembly.
YES
Go to step 5 of this fault.
Faulty warning light
switch.
Faulty relay K13.
Repair wire 509 (L/R) (para 2-45)
or replace M1089 warning lights
cable assembly (para 22-4).
KNOWN INFO
TEST OPTIONS
4.
Circuit breaker OK.
Continuity Test or
Marker lights illuminate.
STE/ICE-R #91
Is continuity present
M1089 amber warning
REASON FOR QUESTION
between connector J62-A
light assembly OK.
If continuity is not present,
and a known good ground?
Dashboard cable
wire 3050 in warning light
assembly OK.
cable assembly is faulty.
Relay K13 OK.
If continuity is present,
wire 3050 (L/R) in
POSSIBLE PROBLEMS
electrical warning light
Faulty warning light cable
NO
cable assembly is faulty.
assembly.
Faulty M1089 warning
lights cable assembly.
YES
Repair wire 3050 (para 2-45)
or replace warning light cable
assembly (para 22-5).
Repair wire 3050 (L/R) (para 2-45)
or replace M1089 warning lights cable
assembly (para 22-4).
2-660
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