Scania COMMUNICATOR DTC 3149314 ID button reader digital output 2, short circuit to earth or voltage supply

COMMUNICATOR Communicator (C200 / C300 / C400) · Scania

Code 3149314 (decimal). Some diagnostic tools show it in hexadecimal as 300E02.

In short

The control unit has interpreted that the ID button reader has a short circuit to earth or voltage supply on digital output 2.

Applies to: C400

What does Scania COMMUNICATOR fault code 3149314 mean?

The control unit has interpreted that the ID button reader has a short circuit to earth or voltage supply on digital output 2.

What causes Scania DTC 3149314?

- ID button reader fault. - Fault in the connection to the ID button reader.

How does the system react?

- The LED-lamp on the ID button reader is off.

How to fix Scania COMMUNICATOR fault code 3149314?

  1. Check harness-to-component connector and cable harness to the ID button reader (pin F-2).
  2. Check the ID button reader.
  3. Check the LED-lamp on the ID button reader.
  4. Renew the ID button reader.

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