TSB Document:

• MC-10133819-9999.pdf

Affected Component: LANE DEPARTURE: LANE KEEP: STEERING ASSIST

Summary

On your 2012 model year Prius vehicle, the Lane-Keeping Assist (LKA) system may not activate the lane departure warning (beep) when the vehicle begins to deviate from the marked lane. All other features of the LKA system operate as designed.

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