The automatic transmission control unit (TCU) for Toyota Highlander may vary depending on the model and year of manufacture.
Common TCUs for Toyota Highlander:
* Aisin Warner AW30-43LS: Used in 2001 to 2007 Highlander models with 5-speed automatic transmission.
* Aisin Warner AW60-40LS: Used in 2008 to 2013 Highlander models with 6-speed automatic transmission.
*Aisin Warner AW60-50SN: Used in 2014 to 2019 Highlander models with 6-speed automatic transmission.
*Aisin Warner AWTR80-60SN: Used in 2020-present Highlander models with 8-speed automatic transmission.
Tips for finding the right TCU:
*Check the part number listed on the old TCU.
*Consult your repair manual or Toyota dealer for the exact part number for your Highlander model.
*Make sure the new TCU matches the old unit’s part number or is listed as compatible with your model.
Warning: Installing the wrong TCU may cause transmission problems or even damage.