PUMP G-VANE 1N2221 - Caterpillar

Which Generate This Code:The Electronic Control Module (ECM) detects an excessive fuel temperature for the engine. Information on default settings and ranges for this event code can be found in troubleshooting with an event code Troubleshooting, "Event Codes".System Response:The event code is logged.E363(1)
There are no performance effects.E363(2)
The engine power is derated.The fuel is supplied to the injectors through a passage in the cylinder head. An abnormally high ambient air temperature could cause the fuel temperature to reach the trip level. Also, an overheated engine could cause the fuel temperature to reach the trip level.Test Step 1. Check the Fuel SystemDetermine the conditions that caused the high fuel temperature.Expected Result:A thorough inspection of the fuel system revealed a problem.Results:
OK - There is a problem with the fuel system.Repair: Make the necessary repairs. Verify that the repair eliminates the problem.STOP
Not OK - A mechanical problem has not been found with the fuel system.Repair: If an electrical problem with the sensor circuit is suspected, refer to the appropriate diagnostic functional test.STOP