WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Boost Pressure Sensor
Courtesy of CHRYSLER LLC
The boost pressure sensor is mounted in the charge air cross over air tube, just past the air control valve. The sensor allows the ECM to monitor air pressure down stream of the turbocharger
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