Affected Component: LANE DEPARTURE: LANE KEEP: STEERING ASSIST

Date Published
MAR 29, 2013
NHTSA TSB #
10133819
TSB Document
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.