TM 9-2320-392-10-1
VEHICLE OPERATION IN COLD ENVIRONMENT
0055 00
32F TO 25F (0C to 32C) - Continued
CTIS COLD WEATHER OPERATION
NOTE
When temperatures are below 15F (-26C), Central Tire Inflation System
(CTIS) air leaks may occur when the vehicle is started. This is indicated by
four or five flashing mode lights on the CTIS Electronic Control Unit (ECU).
When CTIS seals warm up and air leakage stops, the CTIS ECU should
automatically reset and the CTIS ECU selected mode illuminate steady.
When four or five mode lights are flashing perform steps the following two
steps.
1.
Position CTIS on/off switch (43) to off by pressing the bottom half of the switch.
2.
Drive vehicle for approximately 15-30 minutes or until CTIS ECU (44) resets.
NOTE
If Central Tire Inflation System (CTIS) Electronic Control Unit (ECU) does not
reset, perform the following three steps. If CTIS ECU does not reset after
performing the following three steps, notify Field Maintenance.
3.
Position master power switch (23) to off.
4.
Position master power switch (23) to on.
5.
Depress cross-country mode (XC) (45) on CTIS ECU (44).
0055 00-24
