Preparing OBD Logging configuration

This guide explains how to prepare an OBD logging configuration.

Periodic CAN/CAN FD Transmission

Step 1

Create a new project.

Step 2

Drag and drop the 'Periodic Transmission' tool to the 'Output' area of the configuration window.

Step 3

If you have not configured the same in the logging area, click and drag the Log All tool into the respective CAN Bus. Once the bus icon appears, click on it and set the CAN bus properties.

*Users can use the 'Bit Timing' option for advanced configurations.

Step 4

To initiate OBDII Mode1 data logging, users must configure periodic transmission with OBD requests to the ECU.

• Ident: specifies if the identifier is for "request messages" or "response messages."ID 7DF - OBD2 message identifier for a standard 11-bit. ID 7E8 - main engine or ECU response identifier.

• *Linked: lets you link the message(s).

• *Period: Specify the Period of transmission.

• *Delay: Specify the delay in transmission.

• CAN 0/CAN 1/CAN 2/CAN 3: Option to choose the transmission bus.

• Type: CAN message (Standard/Extended).

• DLC: Data Length Code (0-64).(* - define only if/when needed)

• Data: Request data message –

• PID Number can be obtained from here: Link​

Once the configuration is prepared, use the export option in the config menu to get the config in .rxc format.

Follow this guide to see how to set the configuration as active in the device ReXgen SMART (Link)

Detailed guide available here