DTC codes / P20xx · Fuel and air metering and auxiliary emission controls / P2071
P2071 means the powertrain control module (PCM) has commanded the intake manifold tuning (IMT) valve to move, but the valve position sensor feedback shows it is stuck closed. The PCM detects this by comparing the commanded valve position against the actual position reported by the sensor, and it sets the code when the two disagree for a calibrated time.
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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