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P2820 on the 2014 Toyota Corolla

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

Bulletins for this model year that name P2820
T-SB-0289-172018-04-02. Service bulletin. TSB: Some 2014 - 2017 model year Corolla and 2017 model year iM vehicles may exhibit a MIL "ON" condition with Diagnostic Trouble Code (DTC) P2820 present, indicating a Pressure Control Solenoid (shift solenoid valve SLP) Performance condition. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been updated to prevent this condition.

1 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.