DTC Troubleshooting: U0029-00 (VSA Control Unit): Notes

DTC U0029-00  : CAN Communication Failure (Bus OFF Ch 1)

How to use this service information .

NOTICE: 

• Before you troubleshoot, review the How to Troubleshoot .
• Troubleshoot the following DTCs first, if stored at the same time.
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    Network Communication System [CAN Gateway]: DTC U0056-00 - Refer to: DTC Troubleshooting: U0056-00(CAN Gateway) (2025) or DTC Troubleshooting: U0056-00(CAN Gateway (3.0L Engine)) (2022 2023 2024) or DTC Troubleshooting: U0056-00(CAN Gateway (3.5L Engine)) (2022 2023 2024) .