TM 1-1740-221-13&P&P
FIELD MAINTENANCE
TRANSMISSION ECU (ELECTRONIC CONTROL UNIT)
INITIAL SETUP:
Tools and Special Tools
References
General Mechanic Tool Box (WP 0157, Item 24)
Personnel Required
91B, Light Wheel Vehicle Mechanic
INSPECTION
Visually inspect ECU and connectors for mounting security, wiring for insulation breaks, corrosion or any damage
affecting serviceability.
END OF TASK
REMOVAL
NOTE
ECU is mounted underneath front of vehicle behind front pintle hitch area.
2
1
3
WP0040F1
4
4
Figure 1.
Transmission ECU
1.
Disconnect negative battery cables (WP 0111).
2.
Jack front of vehicle (WP 0029).
3.
Disconnect ECU rear wiring connector (Figure 1, Item 1).
4.
Disconnect ECU front wiring connector (Figure 1, Item 3).
5.
Remove 4 mount screws (Figure 1, Item 4) (top mount screws not shown).
6.
Remove ECU (Figure 1, Item 2).
END OF TASK
INSTALLATION
1. Position ECU (Figure 1, Item 2).
00481