Scania BWS DTC 12 Communication with the torque converter

BWS BWS control unit · Scania

Code 12 (decimal). Some diagnostic tools show it in hexadecimal as 000C.

In short

The bodywork control unit is configured for the torque converter, but it is not receiving any signals from the torque converter.

Applies to: BWS1

What does Scania BWS fault code 12 mean?

What causes Scania DTC 12?

How does the system react?

How to fix Scania BWS fault code 12?

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 12 in other Scania systems

Compare code 12 in every system →