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Page Title:
BACKUP LIGHT DOES NOT ILLUMINATE (CONT) |
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 TM 9-2320-366-20-1
e55. BACKUP LIGHT DOES NOT ILLUMINATE (CONT)
CAUTION
Read CAUTION
KNOWN INFO
TEST OPTIONS
on following page.
17.
Continuity Test or
Circuit breaker CB70 OK.
STE/ICE-R Test #91
Circuit breaker CB73 OK.
REASON FOR QUESTION
Is continuity present from
Both turn signals illuminate.
connector P51 socket 2
If continuity is not present,
Engine starts.
to connector P87?
wire 490 is faulty.
Transmission reverse (R)
range OK.
Backup light lamps OK.
Backup light assembly OK.
WTEC III transmission controls.
WTEC III dashboard cable
assembly OK.
NO
POSSIBLE PROBLEMS
Faulty rear lights cable
assembly.
Faulty WTEC III relay K25.
Repair wire 490 from connector
Faulty WTEC III
P51 socket 2 to connector P87 (para 2-45)
transmission ECU.
YES
or replace rear lights cable assembly
(para 7-84 or 7-104).
2-702
Change 1
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