Scania EEC DTC 4356 Reductant circuit reductant pump, value too low

EEC Exhaust Emission Control · Scania

Code 4356 (decimal). Some diagnostic tools show it in hexadecimal as 1104.

In short

The reductant pressure does not increase and the reductant pump rotational speed sensor indicates too low a value.

Applies to: EEC3

What does Scania EEC fault code 4356 mean?

What causes Scania DTC 4356?

How does the system react?

How to fix Scania EEC fault code 4356?

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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.

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