Pinpoint Test BC : DTC B111D: Notes

Refer to Climate Controlled Seats for schematic and connector information.

Normal Operation 

The Passenger Climate Controlled Seat Module - 2 (PCSM-2) monitors the RH rear seat blower circuits. If a short to ground on any of these circuits is detected, the DTC will be set.

• DTC B111D (Passenger Blower Driver Overtemperature) - If the PCSM-2 outputs to the RH rear seat blower or any components within these circuit loops are shorted to ground or cause an excessive current draw, the PCSM-2 will overheat, shut down the RH rear seat system and set this DTC.

This pinpoint test is intended to diagnose the following: 

• Wiring, terminals or connectors
• TED assembly
• PCSM-2