Scania EMS DTC 4928 Rotational speed sensor or starter motor

EMS Engine Management System · Scania · 3 variants

Code 4928 (decimal). Some diagnostic tools show it in hexadecimal as 1340.

In short

There is no signal from either engine speed sensor.

Variant 1

Applies to: EMS S6

What does Scania EMS fault code 4928 mean?

What causes Scania DTC 4928?

How does the system react?

How to fix Scania EMS fault code 4928?

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Variant 2: Ignition coil, cylinder 1

Applies to: EMS S7

Variant 3: Ignition coil, cylinder 1

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.