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DTC Troubleshooting: U0402-68 (77-04) (SH-AWD Control Unit): Notes

DTC U0402-68 : Invalid Data Received From Transmission Control Module (TCM)

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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  A/T System [A/T]: Go to the indicated DTC's troubleshooting - Refer to: A/T System DTC Troubleshooting Index (2022 2023 2024) or A/T System DTC Troubleshooting Index (USA/Canada models) (2025) or A/T System DTC Troubleshooting Index .