CENTRAL TIRE INFLATION SYSTEM (CTIS) DOES NOT OPERATE (CONT)

TM 9-2320-366-20-2

e85. CENTRAL TIRE INFLATION SYSTEM (CTIS) DOES NOT OPERATE (CONT)

KNOWN INFO

TEST OPTIONS

26.

Continuity Test or

VOLTS gage registers in green

STE/ICE-R Test #91

zone with engine running.

Is continuity present from

REASON FOR QUESTION

Circuit breaker CB40 OK.

connector P111 pin A to

FRONT BRAKE AIR and

If continuity is not present, CTIS

connector P110 socket F?

REAR BRAKE AIR pressure

cable assembly is faulty. If

gages read normal.

continuity is present, wire 3031

Air pressure switch OK.

from connector J111 socket A to

Start and charging cable

terminal board TB2 position 35 is

assembly OK.

faulty.

POSSIBLE PROBLEMS

Faulty WTEC II / WTEC III

dashboard cable assembly.

Faulty CTIS cable assembly.

Replace CTIS cable assembly

YES

(para 7-60).

Repair wire 3031 from connector J111

socket A to terminal board TB2 position 35

(para 2-45) or replace WTEC II dashboard

cable assembly (para 7-10) or WTEC III

dashboard cable assembly (para 7-11).

Change 2