Circuit/System Description
WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
This system consists of the following components:
- B74 Manifold Absolute Pressure Sensor
- B75D Multifunction Intake Air Sensor - Bank 1
- B75E Multifunction Intake Air Sensor - Bank 2
- B111B Turbocharger Boost/Intake Air Temperature Sensor
This DTC sets when the control module detects an inconsistency between the pressure sensors and cannot identify which sensor failed.