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DTC U0401-92 (Parking/Back-Up Sensor Control Unit): Notes

DTC U0401-92 : Invalid Data Received From PCM/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.
- Fuel and Emissions Systems [PGM-FI]: Go to the indicated DTC's troubleshooting - Refer to: Brake Booster Pressure Monitoring System DTC Troubleshooting Index or Fuel and Emissions Systems DTC Troubleshooting Index (2.0L Engine, USA/Canada models) (2024 2025) or Fuel and Emissions Systems DTC Troubleshooting Index (1.5L Engine, USA/Canada models) (2025) or Fuel and Emissions Systems DTC Troubleshooting Index (1.5L Engine, USA/Canada models) (2023 2024) .