Scania AMS DTC 4354 Reductant pump

AMS AMS control unit · Scania · 2 variants

Code 4354 (decimal). Some diagnostic tools show it in hexadecimal as 1102.

In short

The reductant pump needs to be faster than expected in order to maintain the correct reductant pressure.

Variant 1

Applies to: AMS1

What does Scania AMS fault code 4354 mean?

What causes Scania DTC 4354?

How to fix Scania AMS fault code 4354?

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Variant 2: Reduction pump, increased speed to reach pressure

Applies to: AMS2

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

Code 4354 in other Scania systems

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