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P2821
Pressure Control Solenoid "J" Stuck On
Generic · transmission
Data confidence
78%
The control module determined that the Pressure Control Solenoid "J" did not change state as commanded and appears stuck.
TuningBot DTC Database · v4.37.14
P2821 Pressure Control Solenoid "J" Stuck On
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P2821 means
Related and nearby codes
How to read P2821
P
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
821
Specific fault index within the subsystem.
Frequently asked questions about P2821
What does P2821 mean?
Pressure Control Solenoid "J" Stuck On. The control module determined that the Pressure Control Solenoid "J" did not change state as commanded and appears stuck.
Is P2821 generic or manufacturer-specific?
P2821 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P2821 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic