New Holland 3279 – Engine: ECM Internal Supply Voltage Too Low

The Engine Controller detects that the internal supply voltage of the ECM is below the specified limit, which may affect the proper operation of the engine control system.

1. 1

   The power supply to the ECM

2. 2

   Connections and wiring related to the ECM

3. 3

   The ECM itself for internal faults

1. 1

   Inspect

   Check the power supply to the ECM for proper voltage and stability.

2. 2

   Inspect

   Examine the wiring and connections to the ECM for damage, corrosion, or loose contacts.

3. 3

   Test

   Test the ECM for internal faults using the appropriate diagnostic tools.