Toyota Highlander 2011–2012 — technical service bulletin
Bulletin Toyota Exhaust G · NHTSA communication 10133877 · issued Feb 28, 2013
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011–2012
model years
3
vehicle entries
Official summary
On certain 2011 and 2012 model year Prius and Highlander HV vehicles, there is a possibility that the exhaust gas control actuator may develop a coolant leak. If a coolant leak occurs, the Water Temp indicator Lamp and Check engine Lamp will illuminate
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.