Test Step 3. Check Clutch Switch Status on the Electronic Service Tool

184

TM 9-2320-312-24-2

Troubleshooting Section

Test Step 4. Operate the Vehicle and

Expected Result:

Check the Kickout Status Parameter.

All connectors, pins and sockets should be

completely coupled and/or inserted and the harness

A. For an intermittent Cruise Control Kickout, talk to

and wiring should be free of corrosion, abrasion

the driver in order to determine the conditions

or pinch points.

when the kickout occurs. Topics of examination

could be the following examples:

Results:

specific speed

OK Proceed to Test Step 3.

road conditions

Not OK

weather conditions

Repair: Repair the connectors or wiring and/or

replace the connectors or wiring. Ensure that all

Take the vehicle for a road test in order to

of the seals are properly in place and ensure that

duplicate these conditions and set the cruise

the connectors are completely coupled.

control. Operate the vehicle in cruise control until

the problem reoccurs.

Verify that the repair eliminates the problem.

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

STOP.

in order to determine the conditions when the

kickout occurs. A topic of examination could be

Test Step 3. Check Clutch Switch Status

the following example:

on the Electronic Service Tool.

specific engine rpm

Table 149

Start the engine. Duplicate these conditions and

Clutch Pedal Position Status Table

set the idle rpm. Operate the vehicle in idle until

Switch Position or Pedal

Status

Circuit

the problem reoccurs.

Position

Note: The status screen will only indicate the last

The Clutch Pedal is

Open

kickout. The status screen will lose this information

DEPRESSED.

if the ignition key switch is turned off.

The Clutch Pedal is

OFF

Closed

RELEASED.

C. Connect the electronic service tool and check

the status screen for the last cause of the kickout.

Refer to Tables 145 and 146 for an explanation

A. Access the status screen on the electronic

of the status parameter.

service tool.

D. If the status screen is blank, then either there

B. Turn the ignition key switch to the ON position.

was no kickout of the cruise control, or the power

C. Depress the clutch pedal while the status of the

to the ECM was turned off before the information

could be read. Repeat this test step.

clutch pedal position switch is being observed.

Also, release the clutch pedal while the status

of the clutch pedal position switch is being

Note: A status screen that is blank indicates "No

Occurrence" or "Not Kicked Out".

observed.

Expected Result:

RESULT 1 The status screen displays the following

The switch status changes per the information in

Table 149.

result:

"Clutch Pedal Depressed"

Results:

Yes The switch is operating normally. STOP.

RESULT 2 The status screen 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 status screen displays the following

change. Proceed to Test Step 5.

result: