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DTC codes / P27xx · Transmission / P27DE

P27DEPressure Control Solenoid T Control Circuit Range/Performance

P27DE indicates that the transmission control module (TCM) has detected an out-of-range condition in the electrical circuit for pressure control solenoid T, which is used to regulate hydraulic pressure inside the transmission. The TCM monitors the solenoid's commanded current versus actual current or circuit voltage and sets this code when the values fall outside the expected range for the given operating conditions.

SystemPowertrain
Code typeGeneric (all makes)
SeverityMedium
Fix difficultyProfessional
AreaTransmission

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.

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