Look for the version ID to see if it matches 17TDT1EU-DA31 and check the current software version number. 4. How to Install the 17TDT1EU-DA31 Software Update
Use a drive smaller than 32GB formatted to FAT32 .
Insert the USB into your car’s port. The system should automatically detect the update and provide on-screen prompts.
This version is a significant milestone as it is often the first update that introduces Android Auto and Apple CarPlay compatibility for vehicles that did not originally have it. It was released around March 2020. For example, Toyota C-HR owners with the 17TDT1EU-DA31 unit report that this update enables full smartphone integration. This is also the version that requires a direct USB installation. 17tdt1eu-da31 Software Update
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
For users of premium sound systems (e.g., Bose, Harman Kardon), the prior firmware suffered from a 200-millisecond audio delay when switching from FM radio to USB-C input. The 17TDT1EU-DA31 update revises the audio DSP (Digital Signal Processor) drivers, achieving near-zero latency.
Ensuring the original Lexus touch screen or remote touch interface operates smoothly with the updated software. Key Benefits of Keeping Your System Updated Look for the version ID to see if
Rollback and recovery
(Modify based on actual release notes)
The refers to a specific Model Code for the Display Control Unit (DCU) found in the multimedia systems of European Toyota vehicles, such as the Toyota Camry (XV70) and Toyota C-HR . Keeping this software updated is critical for resolving connectivity bugs and improving system stability. Key Details & Fixes Insert the USB into your car’s port
Check your current software in the car's settings under General > Software Update .
Method A: Using a USB Flash Drive (Recommended for Major Updates)