Scania CMS DTC 514 Control unit, Internal fault

CMS CMS control unit · Scania

Code 514 (decimal). Some diagnostic tools show it in hexadecimal as 0202.

In short

Unexpected or prohibited event in the control unit.

Applies to: CMS1 (CMS)

What does Scania CMS fault code 514 mean?

Unexpected or prohibited event in the control unit.

What causes Scania DTC 514?

- External stresses such as faulty communication cables. - Software defects.

How to fix Scania CMS fault code 514?

  1. Reset the control unit using the starter key.
  2. Check whether other units on the orange CAN bus have generated fault codes.
  3. Check the cable harness and connections of the orange CAN bus.
  4. Check whether there are software updates and update the control unit.

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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