How to Use CAT ET Diagnostic Software Wiggle Test Function?

Wiggle test function in Cat ET diagnostic software will help you to aids in troubleshooting wiring problems.CAT ET can detect wiring problem by monitoring status of components.Here in this post,I will show you guide on how to use it.

 

Preparations:

Caterpillar ET 2024A 2023C 2019C 2018A Electronic Technician Software Free Download

CAT Adapter 3 ET4 478-0235 High Quality Diagnostic Adapter

Caterpillar SIS 2021 2019 2018 Full EPC+Service Manual Free Download

Caterpillar Factory 18 Digits Password Service

 

Procedures:

After machine detected and system scanning,select “Diagnostic” option,then select “Diagnostic Tests”

Available ECMs with wiggle test show at list

Before starting this test, note the following:

1.Ensure that the engine/machine is not operating. failure to do so could result in injury or death.

2.Ensure that the parameters are at a steady state.

3.Leaving this feature will automatically stop the test.

 

There are two methods wiggle test:

Regular Wiggle Test

Accessed from Diagnostics Menu

 

Active Codes Wiggle Test

Accessed from bottom of screen after the Wiggle Test has been entered

 

Select the parameter group you would like to monitor

Each parameter group aligns with status screen that is normally displayed in CAT ET

Parameters display current value as read by ECM

CAT ET monitors parameters for a change of 10 percent

Click “Active Code Wiggle Test” above picture show

It make easy for fault codes to log if a parameter goes out of range

Click “Hide Events” and “Start”

The active codes wiggle test is supported on the following ECMs.Please select which ECMs should run the Active Codes Wiggle Test

 

More information for Caterpillar topic,please refer to:Caterpillar Trouble Repair