Applies to: MBS3 (MBS)
What does Scania MBS fault code 776 mean?
The voltage supply to the control unit input for the left-hand engine compartment hatch sensor is 12 V. This indicates an open circuit.
What causes Scania DTC 776?
- Damage or fault in the cable harness. - The sensor is not connected. - Fault in the sensor. - Parameters set incorrectly. - Voltage supply to the sensor missing.
How does the system react?
An error message in the instrument cluster indicates that the hatch is open.
What are the symptoms?
The bus stop brake may remain applied or engine start may be prevented because the sensor indicates that the hatch is open.
How to fix Scania MBS fault code 776?
- Check the cable harness and harness-to-component connector to the sensor.
- Check the sensor.
- Check that the parameter settings match the vehicle configuration.
- Check the voltage supply to the sensor.
This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.
Code 776 in other Scania systems
- 776hex 0308 Coolant pump (M41/M85), CAN communication timeout
- 776hex 0308 Communication with the door control system (DCS)
- 776hex 0308 Fuel pick-up unit 2
- 776hex 0308 DIS control unit, configuration error
- 776hex 0308 DIS2 control unit
- 776hex 0308 Sensing strip, rear door leaf, open circuit
- 776hex 000308 SMS control unit, no CAN communication
- 776hex 000308 Steering wheel switch for cruise control, CAN messages missing
- 776hex 0308 Communication with electronic chassis level control (ELC)