How do I check codes on kenworth?

To check codes on a Kenworth truck, you'll typically need to use an On-Board Diagnostics (OBD) scanner or a proprietary diagnostic tool like the Kenworth Datalink. Connect the scanner to the vehicle’s diagnostic port, usually located under the dashboard. Follow the scanner's prompts to retrieve any fault codes, which will help you identify issues with the truck's systems. Additionally, consult the owner's manual or service documentation for specific guidance related to your Kenworth model.