TM 9-2320-365-10NOTEMode light on CTIS ECU will flash when tire pressure is changing to airpressure setting for that mode. Mode light will illuminate steady when tirereaches air pressure setting for that mode.(3) Press appropriate CTIS mode button (4) for vehicle speed and terrain conditions(Refer to Table 2-5. Central Tire Inflation System (CTIS) Tire Pressures andRestrictions).Table 2-5. Central Tire Inflation System (CTIS) Tire Pressures and RestrictionsOperatingModeMaximum SpeedTimeRestrictionTire PressureHighway55 mph (88 km/h)NONE55 psi (379 kPa)Cross-Country40 mph (64 km/h)NONE33 psi (228 kPa)Sand12 mph (19 km/h)NONE20 psi (138 kPa)Emergency5 mph (8 km/h)10 MINUTES14 psi (97 kPa)2-171
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