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TM 9-2320-366-20-2
TM
e91. POWER TAKE-OFF (PTO) DOES NOT OPERATE (CONT)
e91.
KNOWN INFO
TEST OPTIONS
4.
Circuit breaker OK.
Continuity Test or
Is continuity present
Vehicle starts.
STE/ICE-R #91
REASON FOR QUESTION
from PTO switch
PTO OK.
POSSIBLE PROBLEMS
If continuity is not present,
terminal 5 to
Faulty PTO switch.
PTO switch is faulty.
terminal 1?
Faulty auxiliary panel
cable assembly.
Faulty dashboard cable
NO
assembly.
Faulty PTO cable
assembly.
Replace PTO switch
YES
Faulty WTEC II VIM.
(para 7-18).
Faulty WTEC II relay SF02.
Faulty WTEC III relay K37.
Faulty WTEC III
transmission ECU.
2-1016
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