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June 8, 2023 Service bulletin

Some 2020 ? 2023 model year Highlander Hybrid and 2021 ? 2023 model year RAV4 Hybrid, RAV4 Prime, Sienna...

Toyota technical service bulletin TSB-0033-23 for 2021-2023 Toyota RAV4, 2020-2021, 2023 Toyota Highlander and 2020-2023 Toyota Highlander Hybrid and others.

Bulletin number
TSB-0033-23
Component
Engine and engine cooling: exhaust system: emission control
Summary
TSB: Some 2020 ? 2023 model year Highlander Hybrid and 2021 ? 2023 model year RAV4 Hybrid, RAV4 Prime, Sienna Hybrid, and Venza Hybrid vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes (DTCs) present: ?P24517F ? Evaporative Emission System Switching Valve Actuator Stuck Off. ?P14502A ? Fuel Tank Pressure Sensor Signal Stuck in Range.

Owners of these vehicles have filed 229 complaints in the engine category.

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