Scania EMD DTC 1378 Battery voltage

EMD EMD control unit · Scania

Code 1378 (decimal). Some diagnostic tools show it in hexadecimal as 0562.

In short

The battery voltage has been below the permitted level when the engine has been idling.

Applies to: EMD0EMD1

What does Scania EMD fault code 1378 mean?

The battery voltage has been below the permitted level when the engine has been idling.

What causes Scania DTC 1378?

This is probably due to a fault in the alternator or the battery. Another cause could be that current consumption is too high.

How does the system react?

The engine is difficult to start and certain functions that consume a lot of current are deactivated. Examples of these functions are automatic dipped beam, seat heating and rear view mirror heaters.

How to fix Scania EMD fault code 1378?

  1. Check the battery and alternator.
  2. Check the connectors and electrical cables.
  3. Check supply and consumption of current in the system.

This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

Code 1378 in other Scania systems

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