Injector Solenoid Test using Caterpillar ET Software

Injector Solenoid Test

Figure 1.1 - Test Results (OK)

#Purpose:

→Diagnose Injector wiring and Injector Solenoid functionality.
→The Injector Solenoid Test function can be used to verify the operation of the Injector Solenoid on one or all Cylinders.

#Accessing:

To run the Injector Solenoid Test:

1). Connect Caterpillar ET Software to the ECM. Read More: How to Connecting Caterpillar ET Software to the ECM.

2). Select Diagnostic Tests from the Diagnostics menu.

Figure 1.2 - Diagnostic Tests (Diagnostics)

3). Select Injector Solenoid Test from the submenu. The test screen is displayed.

Figure 1.3 - Injector Solenoid Test (1)

4). Click Start.

Figure 1.4 - Injector Solenoid Test (2)

*Injector Solenoid Test cannot be performed while the Engine is running.

#Display Area

The Display Area has three columns:

• Cylinder/Description – Lists the available cylinder numbers.
• Mode – Displays the current mode of the cylinder; i.e., whether it is Powered or Cutout.
• Test Result – Displays Open, Short or OK after the test has completed.

#Buttons

The Buttons available on Test screen are:

• Change – Click to change the state of the cylinder. Changing the state of the cylinder allows solenoid troubleshooting by "cutting out" and subsequently repowering an individual cylinder.
• Power All – Click to return all cylinders to the powered, or active, state.
• Cutout All – Click to change the state of all cylinders to cutout.
• Start – Click to begin the test. Once clicked, this button is disabled until the test is stopped.
• Stop – Click to stop the test. Once clicked, this button is disabled until the test is restarted.

Figure 1.5 - Test Results (Sampling/ OK)

Read More:
Current Totals on Caterpillar ET Software
Cylinder Cutout Test using Caterpillar ET Software 









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