Conditions for Setting the DTC
WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
B0074 0D
The Passenger Presence Detection Module has detected a disconnection from the sensor mat.
B0074 0E
The Passenger Presence Detection Module has detected an open circuit.
The Passenger Presence Detection Module has received a fault signal from the sensor mat.