Scania LAS DTC 291 Alarm code, extra sensor 2

LAS Locking and Alarm System · Scania

Code 291 (decimal). Some diagnostic tools show it in hexadecimal as 0123.

In short

The fault affects engine performance.

Applies to: LAS1

What does Scania LAS fault code 291 mean?

What causes Scania DTC 291?

How does the system react?

How to fix Scania LAS fault code 291?

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 291 in other Scania systems

Compare code 291 in every system →