Toyota Prius 2017 — technical service bulletin
Bulletin TTT043117 · NHTSA communication 10152209 · issued Jan 10, 2017
Technical service bulletin
communication type
Equipment
component
2017
model years
1
vehicle entries
Official summary
TT: Complete refrigerant recovery from the HVAC system may be difficult and may require additional time during cold ambient temperatures for the following reasons: * Increased refrigerant volume for this system design. * The refrigerant that remains in the accumulator has a tendency to stay in a liquid state during low ambient temperatures.
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.