CLAAS 772Ch – Claas Eng A15 Engine Module: Engine Coolant Temperature Slightly High

The engine coolant temperature is slightly elevated, but the engine is operating normally. This may indicate an issue with the cooling system or the temperature sensor.

1. 1

   The engine cooling circuit

2. 2

   The engine coolant temperature sensor (B45)

3. 3

   The engine module ENG (A15)

1. 1

   Inspect

   Inspect the engine cooling circuit for leaks, blockages, or improper fluid levels.

2. 2

   Test

   Test the engine coolant temperature sensor (B45) for proper function and signal output.

3. 3

   Verify

   Verify the operation of the engine module ENG (A15) to ensure it is correctly interpreting the coolant temperature signal.