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TM 9-2320-364-20-2
2-828
2. CODE 13: LOW BATTERY VOLTAGE.
INITIAL SETUP
1.
Charge batteries
(TM 9-6140-200-14)
or replace batteries
(Para 7-88).
Verify repair, go to
Step 3 of this Fault.
START
YES
NO
“CHECK TRANS” light ON”.
“DO NOT SHIFT” light ON in
Neutral.
Low truck batteries.
Loose or damaged harness
connectors.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
DDR test.
Visual inspection.
STE/ICE-R #73 and #75.
If truck battery charge is low,
ATEC ECU will register a code
13 fault.
2-15. ATEC TROUBLESHOOTING (CONT).
Tools and Special Tools
Tool Kit, General Mechanic’s: Automotive
(Item 74, Appendix G)
STE/ICE-R (optional) (Item 3, Appendix G)
Multimeter (Item 44, Appendix G)
Reader, Diagnostic (Item 53, Appendix G)
Equipment Condition
Engine OFF, (TM 9-2320-364-10)
Parking brake applied, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
References
TM 9-2320-364-10
TM 9-4910-571-12&P
TM 9-6140-200-14
Are truck batteries charged
correctly?
WARNING
Read WARNING
on Page 2-829
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