Scania AMS DTC 4882 V231, Reductant doser downstream of the turbocharger shorted to earth

AMS AMS control unit · Scania · 2 variants

Code 4882 (decimal). Some diagnostic tools show it in hexadecimal as 1312.

In short

The control system shows a short circuit to earth on pins connected to the dosing valve injection valve.

Variant 1

Applies to: AMS1

What does Scania AMS fault code 4882 mean?

What causes Scania DTC 4882?

How does the system react?

What are the symptoms?

How to fix Scania AMS fault code 4882?

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Variant 2: V231, Reductant doser downstream of the turbocharger shorted to earth.

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.

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