Scania CSS DTC 8398874 Curtain airbag on the passenger side, low resistance

CSS Crash Safety System · Scania

Code 8398874 (decimal). Some diagnostic tools show it in hexadecimal as 80281A.

In short

The resistance in the curtain airbag circuit on the passenger side H31 is below 1.9 ohms.

Applies to: CSS2 (SRS)

What does Scania CSS fault code 8398874 mean?

What causes Scania DTC 8398874?

How does the system react?

What are the symptoms?

How to fix Scania CSS fault code 8398874?

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