GASKET KT 6V2577 - Caterpillar

Which Generate This Code:The Electronic Control Module (ECM) detects all of the following conditions:
Air inlet temperature is greater than 75 °C (167 °F) for more than one second.
172-03 Intake Manifold Air Temp open/short to +batt is not active.
172-04 Intake Manifold Air Temp open/short to ground is not active.System Response:The ECM will log the derate. The ECM will derate the engine to a maximum of 15 percent of full power. The ECM will restore full engine power when the inlet air temperature decreases to 72 °C (167 °F) for one second.
Low power
There may be a problem with the aftercooler.
There may be a problem with the air inlet temperature sensor.Test Step 1. Check for Diagnostic Codes
Connect the Caterpillar Electronic Technician (Cat ET) to the service tool connector.
Turn the keyswitch to the ON position.
Check for any active diagnostic codes and/or logged diagnostic codes.Expected Result:No diagnostic codes 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 Aftercooler
Perform a check of the aftercooler. Refer to the appropriate topic in Testing and Adjusting for possible causes.Expected Result:There are no problems with the aftercooler.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.