Scania EACS DTC 259 Voltage class B

EACS EACS control unit · Scania

Code 259 (decimal). Some diagnostic tools show it in hexadecimal as 000103.

In short

The electric motor cannot run at the requested speed due to the RES control unit limiting the allowed current consumption.

Applies to: EACS1

What does Scania EACS fault code 259 mean?

The electric motor cannot run at the requested speed due to the RES control unit limiting the allowed current consumption.

What causes Scania DTC 259?

Low power supply in combination with high compressor load.

How does the system react?

The air compressor is running at a reduced speed.

What are the symptoms?

Low air pressure in the vehicle.

How to fix Scania EACS fault code 259?

Check fault codes in the RES control unit.

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

Code 259 in other Scania systems

Compare code 259 in every system →