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Service bulletin T-TT-0616-20 Rev

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10190462
Published by NHTSA2021-04-19
Manufacturer's numberT-TT-0616-20 Rev
Manufacturer's date2021-03-22
NHTSA componentSTEERING; BACK OVER PREVENTION

NHTSA's summary

TT: Some customers may experience an abnormal steering sensation (?pulling?, ?drifting?), which may be more pronounced after a cold soak. The steering angle value displayed in Techstream may be greater than +3° off when the steering wheel is held straight. Every time the vehicle?s battery is disconnected or discharged, the Steering Angle Neutral Point Memorization and the Steering Sensor Zero Point Calibration must be performed.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Driver assistance, Steering, Backup camera

Vehicles listed
TOYOTA RAV42019, 2020, 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
19V5760002019-08-06. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
20TE032023-08-28. Service bulletin. DP: This Customer Support Program provides coverage for a condition involving the front transfer case electro-magnetic clutch in certain 2019 ? 2020 model year RAV4 Adventure and Limited grade AWD vehicles. An abnormal buzz or groan noise from that case can occur with Normal drive mode selected during disconnect/connect timing of the AWD system. This condition typically occurs between 20 and 30 mph when accelerating from a stop, and/or between 20 and 13 mph on deceleration after driving the vehicle for 15 minutes or longer. Although the front transfer case electro-magnetic clutch is covered by Toyota?s New Vehicle Limited Warranty for 5 years or 60,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs related to abnormal buzz/groan noise from the front transfer case.
T-TT-0728-232023-08-28. Service bulletin. TT: This issue is currently under investigation. Please create TAS case and attach a store all health check. Please contact TAS for further instructions. If it is a weekend or a holiday, continue with diagnosis and repair. Please save all parts/ or details and contact TAS on the next available workday.
T-TT-0726-232023-08-28. Service bulletin. TT: Some 2021 - 2023 Highlander HV, RAV4 HV and Sienna HV vehicles equipped with Rear Motor Generator, MGR (Q610), may duplicate an abnormal noise (Drone, Growl, Humming, and/or other) from the MGR at various vehicle speeds and normal drive conditions. Please contact TAS for diagnostic instructions to aid in resolution of the condition.
T-TT-0726-232023-04-17. Service bulletin. TT: Some 2021 - 2023 Highlander HV, RAV4 HV and Sienna HV vehicles equipped with Rear Motor Generator, MGR (Q610), may duplicate an abnormal noise (Drone, Growl, Humming, and/or other) from the MGR at various vehicle speeds and normal drive conditions. Please contact TAS for diagnostic instructions to aid in resolution of the condition.
T-TT-0724-232023-04-17. Service bulletin. TT: Some 19-21MY RAV4 Japan produced vehicles in Puerto Rico only exhibit a squeak type noise from the front suspension over bumps. Japan produced vehicles can be identified by VINs beginning with J.
T-SB-0014-232023-04-17. Service bulletin. TSB: Some 2019 ? 2021 model year RAV4 and RAV4 Hybrid and 2021 model year RAV4 Prime vehicles may exhibit a rattle noise from the sliding roof assembly when it is in the tilted open position while driving over a bumpy road. Follow the Repair Procedure in this bulletin to address this condition.
TTT0636202022-06-21. Service bulletin. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions
TTT0616202022-06-21. Service bulletin. TT: Some customers may experience an abnormal steering sensation (?pulling?, ?drifting?), which may be more pronounced after a cold soak. The steering angle value displayed in Techstream may be greater than +3° off when the steering wheel is held straight. Every time the vehicle?s battery is disconnected or discharged, the Steering Angle Neutral Point Memorization and the Steering Sensor Zero Point Calibration must be performed. These steps are consistent with Step 3 and 4 of the ?BEFORE INSPECTION? section of the Pre-Delivery Service Check Sheet
T-SB-0084-21 Rev2022-04-18. Service bulletin. TSB: Some 2019 ? 2022 model year RAV4 and RAV4 Hybrid and 2021 ? 2022 model year RAV4 Prime vehicles may exhibit a sloshing or splashing noise from inside one or more door panels when driving, opening and/or closing a door, and/or braking. This condition is caused by a cavity wax/debris/substance that may block door drain holes and restrict water from draining properly. Follow the Repair Procedure in this bulletin to address this condition
T-TT-0599-20 Rev2021-04-19. Service bulletin. TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular coverage concerns.