Toyota Transaxle Whine
Some 2017-2018 Toyota Highlander and Sienna vehicles may exhibit a whine noise while driving, a harsh shift, MIL on and/or reduced power. The following DTCs may be present:
P07457F
P07757F
P07957F
P28077F
P28167F
P08BA7F
P27137F
P07407E
P27567F
P211904
P071531
For transaxles that fall within a specific date range, a remanufactured transaxle is available. Confirm the transaxle serial number. If it begins with 7A6 and comes before 7A617E03416, this bulletin applies.
About the Author
Information courtesy of Mitchell 1
Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.
Mike MavrigianMike Mavrigian
Motor Age Editor
Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.
