TM 9-2320-366-34-1
2-140 Change 1
c6. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN
CODE 24 SUB CODE 12 OR 23 (PRIOR TO SERIAL NUMBER 6510032369 WITH
TRANSMISSION ADAPTER CABLE ASSEMBLY) (CONT)
CAUTION
Read CAUTION
on following page.
KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
POSSIBLE PROBLEMS
Replace scavenge
pump assembly (para 7-16).
YES
6.
Faulty scavenge pump
assembly.
Faulty WTEC II TEPSS.
Is scavenge pump assembly
free from damage?
Visual inspection and
Scavenge Pump Suction Test
If scavenge pump is not free
from damage, scavenge pump
is faulty. If scavenge pump is
OK, WTEC II TEPSS is faulty.
NO
Circuit breaker OK.
Batteries OK.
WTEC II cab transmission
harness OK.
Transmission external wiring
harness OK.
Transmission adapter cable
assembly OK.
Transmission internal wiring
harness OK.
Replace WTEC II TEPSS
(TM 9-2320-366-20-4).
