Toyota RAV4 2020–2021 — technical service bulletin
Bulletin T-TT-0668-21 · NHTSA communication 10203539 · issued Oct 5, 2021
Technical service bulletin
communication type
Power Train
component
2020–2021
model years
5
vehicle entries
Official summary
TT: Some vehicles may exhibit seat memory switch function inoperative condition if the Seating Position Control ECU is not initialized. The Pre-Delivery Service (PDS) bulletin (link below) instructs technicians to perform this initialization after the D/C Cut Fuse is installed. The Repair Manual (links below) states that when any of the following conditions are met, the seat position information in the position control ECU assembly will be cleared: ?The power switch is turned off with any of the seat switches being operated and the ECU-DCC NO.2 fuse removed. ?The power switch is turned off wit
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.