Conditions for Setting the DTC
WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
B1935 0D, B2180 0D
By measuring the current and voltage output to the seat back heating element, the RHSM calculates that the heating element resistance is above the maximum resistance value of 10.4 ohms.
B1935 0E, B2180 0E
By measuring the current and voltage output to the seat back heating element, the RHSM calculates that the heating element resistance is below the minimum resistance value of 4.3 ohms.