Test Step 4. Operate the Vehicle and Check the Kickout Status Parameter

394

TM 9-2320-312-24-2

Troubleshooting Section

Expected Result:

RESULT 1 The Electronic Service Tool Kickout

The switch status changes per the information in

Status displays the following result:

Table 199.

"Brake"

Results:

Yes The switch is operating normally. STOP.

RESULT 2 The Electronic Service Tool Kickout

Status displays the following result:

Intermittent Problem Suspected Proceed to Test

"Switch Turned Off"

Step 4.

No The ECM is not reading the switch status

RESULT 3 The Electronic Service Tool Kickout

Status displays the following result:

change. Proceed to Test Step 5.

Test Step 4. Operate the Vehicle and

"Cruise Control PAUSE Switch"

Check the Kickout Status Parameter.

RESULT 4 The Electronic Service Tool Kickout

Status displays the following result:

A. For an intermittent cruise control kickout, talk to

the driver in order to determine the conditions

"Clutch"

when the kickout occurs. Topics of examination

could be the following examples:

RESULT 5 The Electronic Service Tool Kickout

Status displays the following result:

specific speed

"Vehicle Speed < Limit"

road conditions

"Bad Vehicle Speed"

weather conditions

"Vehicle Speed ≥ Limit"

Take the vehicle for a road test in order to

duplicate these conditions and set the cruise

RESULT 6 The Electronic Service Tool Kickout

control. Operate the vehicle in cruise control until

Status displays the following result:

the problem reoccurs.

"PTO Switch ON"

B. For an intermittent idle kickout, talk to the driver

in order to determine the conditions when the

RESULT 7 The Electronic Service Tool Kickout

kickout occurs. A topic of examination could be

Status displays the following result:

the specific engine rpm.

"Neutral"

Start the engine. Duplicate these conditions and

set the idle rpm. Operate the vehicle in idle until

RESULT 8 The Electronic Service Tool Kickout

the problem reoccurs.

Status displays the following result:

Note: The electronic service tool status screen will

"No Engine Speed"

only indicate the last kickout. The electronic service

tool status screen will lose this information if the

RESULT 9 The Electronic Service Tool Kickout

ignition key switch is turned off.

Status displays the following result:

C. Connect the electronic service tool and check

"Ser Switch Timeout"

the status screen for the last cause of the kickout.

Refer to Tables 195, 196, 197, and 198 for an

"Resume Switch Timeout"

explanation of the status parameter.

Results:

D. If the electronic service tool status screen is

blank, then either there was no kickout of the

Result 1 Proceed to Test Step 5.

cruise control, or the power to the ECM was

turned OFF before the information could be read.

Result 2

Repeat this test step.

Repair: Perform the following diagnostic

Note: An electronic service tool status screen that is

procedure:

blank indicates "No Occurrence".