TM 9-2320-366-34-1
2-138 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)
KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
POSSIBLE PROBLEMS
5.
Resistance Test or
STE/ICE-R Test #91
Faulty transmission internal
wiring harness.
Faulty scavenge pump
assembly.
Faulty WTEC II TEPSS.
Is 300-2000 ohms
resistance present from
internal wiring harness
24-pin connector pin G2 to
pin F3?
If less than 300 ohms or more
than 2000 ohms resistance is
present, transmission internal
wiring harness is faulty.
Circuit breaker OK.
Batteries OK.
WTEC II cab transmission
harness OK.
Transmission external wiring
harness OK.
Transmission adapter cable
assembly OK.
Replace transmission internal
wiring harness (para 7-13).
YES
NO
