KNOWN INFO
TEST OPTIONS
Voltage Test or
STE/ICE-R Test #89
REASON FOR QUESTION
POSSIBLE PROBLEMS
12 VDC and 24 VDC circuits
operate.
Circuit breaker CB43 OK.
Circuit breaker CB79 OK.
Terminal board TB1 OK.
Faulty WTEC III dashboard
cable assembly.
Faulty WTEC III ECU.
Faulty WTEC III TPSS.
This question eliminates
possible problems and
determines where
troubleshooting continues.
Is 24 VDC present at
connector PX33 socket R?
4.
NO
YES
WARNING
CAUTION
Read WARNING and
CAUTION on
following page.
Go to step 9 of this fault.
f40. WTEC III TRANSMISSION PUSHBUTTON SHIFT SELECTOR (TPSS) DOES NOT
ILLUMINATE (CONT)
TM 9-2320-365-20-2
2-1596.18 Change 1