CAN bus communication

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A message sent on the CAN bus was not acknowledged by another device. This typically indicates a communication problem between devices on the bus.

• CAN bus communication error (e.g., bus off).
• No acknowledgement from CAN network devices.
• Incorrect CAN bus termination or cabling.
• Node ID conflict on the CAN network.

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1. 1

   Ensure that there is at least one other active device physically present on the CAN bus.

2. 2

   Verify that all devices on the CAN bus have identical communication configuration, such as baud rate and node ID settings.