TM 9-2320-272-24-2
3-468. ELECTRONIC CONTROL UNIT (ECU) REPLACEMENT
THIS TASK COVERS:
b. Installation
a. Removal
INITIAL SETUP:
REFERENCES (TM)
APPLICABLE MODELS
TM 9-2320-272-10
M939A2
TM 9-2320-272-24P
TOOLS
EQUIPMENT CONDITION
General mechanic's tool kit (Appendix E, Item 1)
l Parking brake set (TM 9-2320-272-10).
Battery ground cables disconnected (para. 3-126).
l
CAUTION
Use extreme care when handling ECU. Failure to do so may result
in damage to internal components.
a. Removal
Disconnect CTIS wiring harness connector (1) from ECU receptacle (5).
1.
Remove three screws (3) and ECU (4) from transmission shifter tower (2).
2.
b. Installation
Install ECU (4) on transmission shifter tower (2) with three screws (3).
1.
Connect CTIS wiring harness connector (1) to ECU receptacle (5).
2.
Connect battery ground cables (para. 3-126).
FOLLOW-ON TASKS:
l
Start engine (TM 9-2320-272-10) and check CTIS for proper operation.
l
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