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.
B19A3
The CCSM detects a short to B+ on the driver seat cushion blower speed control circuit.
B19A7
The CCSM detects a short to ground on the driver seat cushion blower speed control circuit.
B2729
- The CCSM detects an open in the seat cushion blower speed control circuit.
- The CCSM detects an open in the seat cushion blower low reference circuit.
- The CCSM detects an open in the seat cushion blower control circuit.
- The CCSM detects a short to ground on the seat cushion temperature sensor signal circuit for more than 4 seconds.