Applies to: OPC5 (RET2)
What does Scania RET fault code 7 mean?
Incorrect or unreliable data.
What causes Scania DTC 7?
Internal fault.
How does the system react?
Retarder braking is not possible. Yellow retarder warning is displayed in the instrument cluster.
How to fix Scania RET fault code 7?
- If updating of software in the control unit is carried out and fails, try repeating the updating.
- Otherwise clear all fault codes, switch off and re-start the vehicle.
- If the fault codes are still displayed, renew 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.
Code 7 in other Scania systems
- 7hex 0007 Communication between the ACS control units
- 7hex 000007 Loudspeaker channel 3, short circuit to battery voltage
- 7hex 0007 Fel på det inbyggda flashminnet i styrenheten.
- 7hex 0007 Communication on the yellow CAN bus
- 7hex 0007 Communication with the tachograph
- 7hex 0007 Auxiliary heater
- 7hex 0007 Communication with the CUV control unit
- 7hex 0007 Switch on the operation unit
- 7hex 0007 Switch for the alarm
- 7hex 000007 LED-lamp, open circuit
- 7hex 0007 Control unit
- 7hex 0007 Control unit
- 7hex 0007 Button panel for navigation in the vehicle display.
- 7hex 0007 Voltage supply
- 7hex 0007 Rotational speed sensor
- 7hex 0007 Direction indicator rear right.