Applies to: OPC4 (RET)
What does Scania RET fault code 2030 mean?
Incorrect or unreliable data.
What causes Scania DTC 2030?
Internal fault.
How does the system react?
Retarder braking may not be possible and a yellow retarder warning is displayed in the instrument cluster.
How to fix Scania RET fault code 2030?
Restart the control unit and, if the fault persists, spare parts programming of the control unit is required.
This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.