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Service bulletins for the 2021 Toyota RAV4

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.

308 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Glass, wipers and mirrors are shown. Show all

Bulletins, newest first
TSB0021232023-10-16. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. TSB: Some 2020 ? 2022 model year Highlander and RAV4 vehicles, and 2022 model year Tundra vehicles equipped with a start/stop switch may exhibit water entry to the vehicle from the HVAC drain hose being disconnected from the air conditioning radiator assembly and/or a grease/oil odor emitting from the vents. This condition may be caused by paraffin wax leaking from the evaporator. Follow the repair procedure in this bulletin to address this condition.
TSB0058232023-10-16. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS. TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Follow the procedures outlined in this service bulletin to aid in locating, inspecting, and repairing refrigerant leaks
T-SB-0021-232023-06-26. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; ELECTRICAL SYSTEM. TSB: Some 2020 ? 2022 model year Highlander and RAV4 vehicles, and 2022 model year Tundra vehicles equipped with a start/stop switch may exhibit water entry to the vehicle from the HVAC drain hose being disconnected from the air conditioning radiator assembly and/or a grease/oil odor emitting from the vents. This condition may be caused by paraffin wax leaking from the evaporator.
T-SB-0042-22 Rev2023-01-17. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; FUEL SYSTEM, GASOLINE. TSB: Some 2021 model year RAV4 Prime vehicles may exhibit one or more of the following conditions: ?The climate control system is NOT cooling or heating. ?MIL ON with one or more of the following Diagnostic Trouble Code(s) (DTC[s]): oP15017A ? Hybrid/EV battery cooling refrigerant gas fluid leak or seal failure. oP1B8314 ? Hybrid/EV battery pack refrigerant pressure sensor ?a? circuit high circuit short to auxiliary battery. oP05347A ? Refrigerant gas fluid leak or seal failure. ?Humming/buzzing noise upon startup (Ready ON) with the compressor on. Follow the Repair Procedure in this bulletin to address these conditions
TSB0042222022-06-21. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:COMPRESSOR; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. TSB: Some 2021 model year RAV4 Prime vehicles may exhibit a short humming/buzzing noise upon startup (Ready ON) with the compressor on. Follow the Repair Procedure in this bulletin to address this condition.
T-TT-0663-212021-10-25. Service bulletin. LANE DEPARTURE; VISIBILITY. TT: When used in conjunction with the Repair Manual, these Blind Spot Monitor, Forward Recognition Camera, and Front Millimeter Wave Radar tips leverage SSTs and readily available tools to support target placement in varying shop environments.
T-SB-0079-20 Rev2021-01-25. Service bulletin. VISIBILITY; SUSPENSION. TSB: Some 2019 ? 2021 model year RAV4 and RAV4 Hybrid vehicles may exhibit a vibration/shaking of the image shown in the outer rear-view mirror(s) while driving. Mirror vibration can be observed at highway speeds of approximately 50 ? 70 mph on typical concrete/asphalt road surfaces. Follow the Repair Procedure in this bulletin to improve this condition.
T-TT-0537-19_Rev2020-05-11. Service bulletin. VISIBILITY; LANE DEPARTURE. TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. When used in conjunction with the repair manual, these BSM tips leverage SSTs and readily available tools to support sensor angle confirmation in varying shop environments.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.