EPASTP_a250_uiTuneReqCsError

Invalid UI_chassisControlChecksum value received.

 Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Reduced steering assist

Description

Invalid UI_chassisControlChecksum value received.

Cause

Unexpected UI_chassisControlChecksum value received

Clear condition

Electronic Power Assist Steering (EPAS) recevies expected UI_chassisControlChecksum value

Models

Model Y, Model Y 2025+

Visibility

service

Want to track your firmware alerts, trips and more?

Sign up for Tessie. Try it free for 14 days. Happiness guaranteed.