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TM 9-2320-364-20-2
2-916
13. CODE 46: SOLENOID A INOPERATIVE (CONT).
2.
Repair wire(s) 121
and/or 115 (see
schematic Fig 2-22) or
notify DS
Maintenance.
Verify repair, go to
Step 3 of this Fault.
YES
NO
With engine running, “DO NOT
SHIFT” light is ON, shifts are
blocked.
“CHECK TRANS” and “DO NOT
SHIFT” light is ON, after shift is
selected.
May also have associated code
54.
Solenoid or transmission
internal wiring OK.
Short/open in cab/transmission
wire harness.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If solenoid A or wiring from
ATEC ECU to transmission is
faulty, ATEC ECU will register a
code 46 fault.
WARNING
Is continuity measured on
wires 121 and 115 between
transmission connector
MC19, terminals C and T and
ATEC ECU connector MC10,
terminals 3T and 1T?
Read WARNING
on Page 2-917
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