Scania EMS DTC 1381 The voltage supply is below level 2 even though the engine is running

EMS Engine Management System · Scania

Code 1381 (decimal). Some diagnostic tools show it in hexadecimal as 000565.

In short

The voltage supply to the engine control unit is below level 2 although the generator should charge the service battery.

Applies to: EMS10

What does Scania EMS fault code 1381 mean?

What causes Scania DTC 1381?

How to fix Scania EMS fault code 1381?

Read the full explanation with Premium

Causes, system reaction, symptoms and step-by-step repair instructions for every fault code are available to Premium members.

  • Full explanations of every code and brand
  • Causes, symptoms and repair steps
  • New brands and codes included
Get Premium – 7,50 € / month I already have an account

Yearly plan: pay 10 months, get 12. Cancel at any time.

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

Code 1381 in other Scania systems

Compare code 1381 in every system →