Scania RTT DTC 1027 Back-up batteries

RTT Road Transport Informatics · Scania

Code 1027 (decimal). Some diagnostic tools show it in hexadecimal as 0403.

In short

The RTI unit is switched off when the vehicle is started.

Applies to: RTT1

What does Scania RTT fault code 1027 mean?

What causes Scania DTC 1027?

How does the system react?

How to fix Scania RTT fault code 1027?

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

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 1027 in other Scania systems

Compare code 1027 in every system →