DTC U1306-51: Software Incompatibility with Power Steering Control Module Rear Not Programmed; DTC U1306-57: Software Incompatibility with Power Steering Control Module Rear Invalid/Incompatible Software Component [05/2023 - ]: Procedure
WARNING: This page is about a different car, the 2024 Lexus LC 500h. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FOR DTC (DYNAMIC REAR STEERING SYSTEM)
- Check for DTCs.
Chassis > DRS > Trouble Codes
HINT:
If the pre-collision system outputs U0319-51 or U0319-57, dynamic rear steering system DTCs may also have been output. Check the dynamic rear steering system first.
Result
Result Proceed to DTC are not output A DTC is output (Dynamic Rear Steering System) B
Result:
A
REPLACE DRS ECU (REAR STEERING CONTROL ECU). Refer to REMOVAL [05/2023 - ]
Result:
B
GO TO DYNAMIC REAR STEERING SYSTEM. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [01/2017 - ]
- Check for DTCs.