Toyota RAV4 Prime 2021 — technical service bulletin
Bulletin T-SB-0057-21 Rev · NHTSA communication 10208996 · issued Feb 2, 2022
Technical service bulletin
communication type
Fuel System, Gasoline
component
2021
model years
1
vehicle entries
Official summary
TSB: Some 2021 model year RAV4 Prime vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P0CDF72 (SAE code P0CE0) (Hybrid/EV Battery Cooling Magnetic Valve Actuator Stuck Open) present. The Amplifier Assy, Air Conditioner logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition.
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.