Fuel Rail Pump Solenoid Test using Caterpillar ET Software
How to perform: Fuel Rail Pump Solenoid Test using Caterpillar ET Software ? Purpose: The Fuel Rail Pump Solenoid Test function can be used to verify the operation of the fuel rail pump solenoid. This test provides a method for determining whether or not an open circuit or short circuit is present. -Connect CAT ET Software , Read More: How to Connecting Caterpillar ET Software to the ECM -Open Menu: “Diagnostic”- “Diagnostic Test” – “Fuel Rail Pump Solenoid Test” -Click on “Power All” or “Start” and wait the process until completed (Mode: powered) -On tab “Test Results” is Not OK (*Short), indicates that the Fuel Rail Pump Solenoid is damaged/shorted. NOTE: -This test identifies an open circuit or a short circuit for the Fuel Rail Pump Solenoid. The test activates the solenoid while the engine is not running. A good solenoid will create an audible click when the solenoid is activated. CAT ET indicates the status of the solenoid as “OK”, “Not OK (Open)”, or “Not O...