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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.
15.
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.
WTEC III relay K25
If continuity is not present,
Engine starts.
terminal 85 to connector
wire 113 is faulty.
Transmission reverse (R)
P115 socket 4?
range OK.
Backup light lamps OK.
Backup light assembly OK.
WTEC III transmission controls.
POSSIBLE PROBLEMS
Faulty WTEC III relay K25.
Faulty WTEC III dashboard
NO
cable assembly.
Faulty rear lights cable
assembly.
Faulty WTEC III
transmission ECU.
Repair wire 113 from WTEC III relay
K25 terminal 85 to connector P115 socket 4
YES
(para 2-45) or replace WTEC III dashboard
cable assembly (para 7-11).
2-698
Change 1
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