Scania EMS DTC 4477 Cylinder 6, code or checksum error

EMS Engine Management System · Scania · 2 variants

Code 4477 (decimal). Some diagnostic tools show it in hexadecimal as 117D.

In short

The injector code does not contain any acceptable values.

Variant 1

Applies to: EMS S7EMS S8

What does Scania EMS fault code 4477 mean?

What causes Scania DTC 4477?

How does the system react?

How to fix Scania EMS fault code 4477?

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Variant 2

Applies to: EMS10

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

Code 4477 in other Scania systems

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