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TM 9-2320-364-20-2
2-1518
39. TRANS CHECK LIGHT WILL NOT GO OUT (CONT).
Engine oil pressure OK.
Reverse light operates
indicating 10 to 14 vdc present
on wire 1871.
All ATECcodes cleared.
Wire 1871 OK.
ATEC oil pressure switch OK.
Wire 1517 OK.
CK TRANS relay R9 OK.
Wire 215 faulty.
ATEC ECU faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If continuity is not measured,
wire 215 is faulty.
If continuity is measured, ATEC
ECU is faulty.
YES
NO
Repair wire 215
(see schematic
Fig 2-41) or notify
DS Maintenance.
Verify repair, go to
Step 6 of this Fault.
5.
Is continuity measured on
wire 215 between relay R9,
terminal 85 and terminal 3H at
ATEC ECU harness connector
MC9?
Replace ATEC ECU
(Para 7-71).
Verify repair, go to
Step 6 of this Fault.
WARNING
Read WARNING
on Page 2-1519
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