Applies to: EMS S6EMS S6 (EMS S6 EuroIII)
What does Scania EMS fault code 20491 mean?
What causes Scania DTC 20491?
How does the system react?
How to fix Scania EMS fault code 20491?
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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.