Set Condition:
WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
The Exhaust Gas Pressure Sensor reading at key on differs by a calibrated amount of pressure from the Barometric Pressure Sensor and Boost Pressure Sensor or the Exhaust Gas Pressure Sensor reading varies from an estimated value during normal engine operation.