CLAAS 7729h – Claas Eng A15 Engine Module: Engine Coolant Temperature Excessively High

The engine coolant temperature has reached an excessively high level. The engine calculator (A15) reduces engine power by 20% per minute until it reaches 40% of its nominal power. Power is recovered at a rate of 20% per minute once the temperature returns to normal.

1. 1

   The engine cooling circuit

2. 2

   The engine coolant temperature sensor (B45)

3. 3

   The engine module ENG (A15)

1. 1

   Inspect the engine cooling circuit

   Check for leaks, blockages, or damage in the cooling system.

2. 2

   Test the engine coolant temperature sensor (B45)

   Verify the sensor's functionality and connection.

3. 3

   Examine the engine module ENG (A15)

   Check for faults or errors in the module that may affect engine power management.