Pinpoint Test S : B1113, B111B: Notes
Refer to Climate Controlled Seats for schematic and connector information.
Normal Operation and Fault Conditions
The DCSM monitors the backrest and cushion blower motor circuits. If a short to ground or voltage on any of these circuits is detected, the DTCs will be set.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1113 | Passenger Thermal Electric Device Control Overtemperature Fault | If the DCSM TED driver integrated circuit temperature exceeds 175 ° C (347 ° F), the DCSM shuts down the passenger seat system and sets this DTC. |
| B111B | Passenger Thermoelectric Driver Overcurrent Low | If DCSM outputs to the passenger seat backrest or cushion TED are shorted to ground or current flow is above a programmed threshold is sensed, the DCSM shuts down the passenger seat system and sets this DTC. |