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

25.

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 J111 socket E

FRONT BRAKE AIR and

If continuity is not present,

to circuit breaker CB40

REAR BRAKE AIR pressure

wire 1911 from connector

socket 7?

gages read normal.

J111 socket E to circuit

Air pressure switch OK.

breaker CB40 socket 7 is

Start and charging cable

faulty. If continuity is present,

assembly OK.

CTIS cable assembly

is faulty.

POSSIBLE PROBLEMS

Faulty WTEC II / WTEC III

dashboard cable assembly.

Faulty CTIS cable assembly.

Repair wire 1911 from connector J111

socket E to circuit breaker CB40 socket 7

YES

(para 2-45) or replace WTEC II dashboard

cable assembly (para 7-10) or WTEC III

dashboard cable assembly (para 7-11).

Replace CTIS cable assembly (para 7-60).

2-958.18

Change 2