Toyota Sequoia 2011 — technical service bulletin
Bulletin ZG6_ Region Emai · NHTSA communication 10132378 · issued Jun 22, 2017
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011
model years
2
vehicle entries
Official summary
Region Email: Toyota has received a number of reports regarding Air Injection Pumps and Air Switching Valves in certain 2011 Model Year Tundra and Sequoia Vehicles. In these reports, customers have indicated concerns regarding the illumination of the check engine light (Malfunction Indicator Light) due to moisture/water in the Air Injection Pumps and/or Air Switching Valves.
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.