Scania COMMUNICATOR DTC 3147012 The control unit has too low a supply voltage

COMMUNICATOR Communicator (C200 / C300 / C400) · Scania

Code 3147012 (decimal). Some diagnostic tools show it in hexadecimal as 300504.

In short

The supply voltage to the control unit is too low.

Applies to: C400

What does Scania COMMUNICATOR fault code 3147012 mean?

What causes Scania DTC 3147012?

How does the system react?

How to fix Scania COMMUNICATOR fault code 3147012?

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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.