START
m3. FIVE CENTRAL TIRE INFLATION SYSTEM (CTIS) ECU INDICATOR LIGHTS FLASHING
KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
YES
NO
Visual Inspection
This question eliminates
possible problems and
determines where
troubleshooting continues.
1.
WARNING
Read WARNING
on following page.
Go to Electrical System Troubleshooting
(e82. Central Tire Inflation System (CTIS)
Does Not Operate).
TM 9-2320-365-20-2
2-1822 Change 1
POSSIBLE PROBLEMS
Front and rear air pressure
gages read 120 psi.
Faulty air hose or fittings.
Faulty front axle CTIS quick
release valve.
Faulty rear axle CTIS quick
release valve.
Faulty wheel valve.
Faulty front wheel kneeling
valve.
Faulty wheel seals.
Faulty electrical system.
Is air present from port C on
CTIS manifold valve?
INITIAL SETUP
Equipment Conditions
Engine shut down (TM 9-2320-365-10)
Kick panel removed (para 16-3).
Tools and Special Tools
Tool Kit, Genl Mech (Item 44, Appendix C)
Multimeter, Digital (Item 22, Appendix C)
Goggles, Industrial (Item 15, Appendix C)
