YES
KNOWN INFO
REASON FOR QUESTION
TEST OPTIONS
NO
12.
POSSIBLE PROBLEMS
Continuity Test or
STE/ICE-R Test #91
Replace WTEC III
relay K25 (para 7-9).
Is continuity present from
WTEC III relay K25
terminal 86 to terminal 85?
If continuity is not present,
WTEC III relay K25 if
faulty.
e53. BACKUP LIGHT DOES NOT ILLUMINATE (CONT)
Circuit breaker CB70 OK.
Circuit breaker CB73 OK.
Both turn signals illuminate.
Engine starts.
Transmission reverse (R)
range OK.
Backup light lamps OK.
Backup light assembly OK.
WTEC III transmission controls.
TM 9-2320-365-20-1
2-660 Change 1
Faulty WTEC III relay K25.
Faulty WTEC III dashboard
cable assembly.
Faulty rear lights cable
assembly.
Faulty WTEC III
transmission ECU.