Scania EMS DTC 4146 SCR - Voltage supply

EMS Engine Management System · Scania · 2 variants

Code 4146 (decimal). Some diagnostic tools show it in hexadecimal as 1032.

In short

The voltage has been above the permitted level for one of the sensors which has a shared voltage supply.

Variant 1

Applies to: EMS S6

What does Scania EMS fault code 4146 mean?

What causes Scania DTC 4146?

How does the system react?

How to fix Scania EMS fault code 4146?

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Variant 2: SCR main unit

Applies to: EMS S8

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

Code 4146 in other Scania systems

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