Toyota RAV4 2012–2013 — technical service bulletin
Bulletin T-TT-0251-13 · NHTSA communication 10132155 · issued Sep 3, 2013
Technical service bulletin
communication type
Equipment
component
2012–2013
model years
4
vehicle entries
Official summary
Some customers may experience A/C is inoperative with the DTC B1479 present. This can be caused by debris stuck in the flow control valve.
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.