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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.
8.
Continuity Test or
Circuit breaker CB70 OK.
STE/ICE-R Test #91
Circuit breaker CB73 OK.
Is continuity present from
REASON FOR QUESTION
Both turn signals illuminate.
connector J116 socket F2 to
Engine starts.
If continuity is not present,
connector J114 socket 13?
Transmission reverse (R)
WTEC II cab transmission
range OK.
harness is faulty.
Backup light lamps OK.
Backup light assembly OK.
WTEC II transmission controls.
POSSIBLE PROBLEMS
NO
Faulty WTEC II cab
transmission harness.
Faulty dashboard cable
assembly.
Replace WTEC II cab transmission
Faulty rear lights cable
harness (para 7-137).
YES
assembly.
Faulty REVERSE
WARNING relay in WTEC
II VIM.
Faulty WTEC II
transmission ECU
pushbutton shift selector.
2-684
Change 1
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