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TM 9-2320-364-20-2
2-876
7. CODE 23: SHIFT SELECTOR (CONT).
4.
Repair wire(s) (see
schematic Fig 2-20) or
notify DS
Maintenance.
Verify repair, go to
Step 7 of this Fault.
YES
NO
“CHECK TRANS” light ON.
Restricted gear shifts.
Torque converter lockup clutch
unlocked.
Transmission does not shift
properly or stays in N
(Neutral).
Wire 210A OK.
Wires 230/234 OK.
ATEC ECU wire harness faulty.
Short/open in control box wire
harness.
Shift selector faulty.
Transmission ECu faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If continuity is not present on
any one of the wires on
connector MC12, transmission
will malfunction.
WARNING
Is continuity measured
between shift controller
connector MC12 and
connector MC50, connector
MC51 and CB11?
Read WARNING
on Page 2-877
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