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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)
WARNING
CAUTION
Read WARNING and
CAUTION on
KNOWN INFO
TEST OPTIONS
following page.
6.
Voltage Test or
Circuit breaker CB70 OK.
STE/ICE-R Test #89
Circuit breaker CB73 OK.
REASON FOR QUESTION
Is 12 VDC present at
Both turn signals illuminate.
connector PX33 socket B1?
If 12 VDC is not present,
Engine starts.
wire 1903 is faulty.
Transmission reverse (R)
range OK.
Backup light lamps OK.
Backup light assembly OK.
WTEC II transmission controls.
NO
POSSIBLE PROBLEMS
Faulty dashboard cable
assembly.
Repair wire 1903 from connector
Faulty WTEC II cab
PX33 socket B1 to circuit breaker CB73
transmission harness.
YES
terminal 8 (para 2-45) or replace WTEC II
Faulty rear lights cable
dashboard cable assembly (para 7-10).
assembly.
Faulty REVERSE
WARNING relay in WTEC
II VIM.
Faulty WTEC II
transmission ECU
pushbutton shift selector.
2-680
Change 1
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