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.
B19A2
The CCSM detects a short to B+ on the passenger seat back blower speed control circuit.
B19A6
The CCSM detects a short to ground on the passenger seat back blower speed control circuit.
B111D
The CCSM detects a short to ground on the passenger seat blower control circuit.
B272F
- The CCSM detects an open in the low reference circuit to passenger seat blowers.
- The CCSM detects a short to B+ on the control circuit to passenger seat blowers.
- The CCSM detects an open in the passenger seat back blower control circuit.