Audi A4 2013–2014 — technical service bulletin
Bulletin 96137920350473 · NHTSA communication 10226448 · issued Dec 5, 2013
Technical service bulletin
communication type
Lane Departure
component
2013–2014
model years
10
vehicle entries
Official summary
Lane Change Assistant "Sensors Blocked" warning in DIS (DTC C1114F3 and C1115F5)
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.