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DTC codes / P25xx · Vehicle speed, idle control and auxiliary inputs / P2582

P2582Turbocharger/Supercharger Speed Sensor A Circuit Intermittent

P2582 means the engine computer detected an intermittent signal from the turbocharger or supercharger speed sensor on circuit A. The sensor reports how fast the compressor wheel is spinning, and the computer flags this code when that signal drops out or becomes erratic even briefly.

SystemPowertrain
Code typeGeneric (all makes)
SeverityMedium
Fix difficultyIntermediate
AreaVehicle speed, idle control and auxiliary inputs

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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