ROCKER SHAFT ASSY. 0969572 - Caterpillar

Which Generate This Code:The ECM detects the following condition:
Coolant flow is lost for 30 seconds after the derate of the engine.System Response:The engine will shut down. This is dependent on the programmed parameter for "Engine Monitoring Mode".The ECM will log the event.
Engine shutdown
There may be a problem with the cooling system.
There may be a problem with the coolant flow switch.Test Step 1. Check for Diagnostic Codes.
Connect an electronic service tool to the service tool connector.
Turn the keyswitch to the ON position. The engine should be OFF.
Check for any Active Diagnostic Codes or Logged Diagnostic Codes.Expected Result:There should be no diagnostic codes that are present.Results:
OK - Proceed to Test Step 2.
Not OK - Repair: Repair the diagnostic codes that are present. Refer to the appropriate topic in the "Troubleshooting With a Diagnostic Code" section of this manual.Ensure that the repair eliminates the problem. Stop.Test Step 2. Perform a Check of the Cooling System.
Perform a check of the cooling system. Refer to Troubleshooting, "Coolant Temperature is Too High" for possible causes.Expected Result:There are no problems with the cooling system.Results:
OK - There may be an intermittent problem.Repair: Monitor the operation of the engine.Repair the problem.Ensure that the repair eliminates the problem. Stop.
Not OK - Repair: Repair the problem.Ensure that the repair eliminates the problem. Stop.