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

24.

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 J43 socket 2 to

FRONT BRAKE AIR and

If continuity is not present,

connector J111 socket F?

REAR BRAKE AIR pressure

wire 1790 from connect J43

gages read normal.

socket 2 to connector J111

Air pressure switch OK.

socket F is faulty. If

CTIS cable assembly OK.

continuity is present, wire

POSSIBLE PROBLEMS

1790 from connector P43

pin 2 to connector P84 socket

Faulty start and charging cable

B is faulty.

assembly.

Faulty WTEC II / WTEC III

dashboard cable assembly.

Repair wire 1790 from connector J43

socket 2 to connector J111 socket F

YES

(para 2-45) or replace WTEC II dashboard

cable assembly (para 7-10) or WTEC III

dashboard cable assembly (para 7-11).

Repair wire 1790 from connector P43

pin 2 to connector P84 socket B (para 2-45)

or replace start and charging cable assembly

(para 7-132).

2-958.16

Change 2