: The driver will see dashboard alerts stating "Check ABS," "Check ESC," or "Hill Start Assist Unavailable".
Induction and fueling
Possibilities include:
Are there any present alongside DF357 (e.g., DF047 or DF001)?
Packaging and aesthetics
Since DF357 is "Invalid Data from ACC," the radar unit itself is the prime suspect.
Understanding how thermal expansion affects automotive electronics is essential for troubleshooting this code. This comprehensive guide details the mechanics of the DF357 fault, explaining why it occurs under hot conditions and providing step-by-step diagnostic actions to resolve it. Technical Overview of Fault Code DF357 renault df357 hot
If all physical checks pass and the code persists, the radar sensor itself is the likely culprit.
Clear all the codes and take the car for a short drive. See which codes return immediately. This helps determine if the fault is permanent or intermittent. : The driver will see dashboard alerts stating
Because modern braking networks handle more than just standard antilock stops, a DF357 code triggers a cascading shutdown of electronic driver aids. You will likely see the following systems drop offline simultaneously: