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Home >> Buick >> 2008 >> Allure CX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.8L - DTC P0385 To DTC P2108 >> DTC P2101 >> Circuit/System Description
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Circuit/System Description

The commanded throttle position is compared to the actual throttle position based on the accelerator pedal position and possibly other limiting factors. Both values should be within a calibrated range of each other. The powertrain control module (PCM) continuously monitors the commanded and the actual throttle positions. If the commanded and the actual positions are not within a calibrated range of each other, DTC P2101 sets.