Scania EBS DTC 1678 Control unit

Q: What does Scania EBS fault code 1678 mean?

Control unit. Incorrect or unreliable data. Code 1678 (decimal). Some diagnostic tools show it in hexadecimal as 068E.

EBS Electronic Braking System · Scania

Code 1678 (decimal). Some diagnostic tools show it in hexadecimal as 068E.

In short

Incorrect or unreliable data.

Applies to: EBS5

What does Scania EBS fault code 1678 mean?

Incorrect or unreliable data.

What causes Scania DTC 1678?

Internal fault in the control unit.

How does the system react?

The red warning lamp comes on and no brake-related user functions work.

How to fix Scania EBS fault code 1678?

Clear the fault code and switch off the voltage with the starter key.
If the fault code recurs after the system is restarted, the control unit must be renewed.

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