Connector Pin Identity Chart for AC003
| Pin Number | Circuit | Circuit Function |
|---|---|---|
| 001 | Screen request to ECM | |
| 002 | CLOCK signal to control panel | |
| 003 | DATA OUT signal to control panel | |
| 004 | Compressor lock signal | |
| 005 | Exterior air temperature sensor | |
| 006 | Heater matrix temperature sensor | |
| 007 | DATA IN signal from control panel | |
| 008 | START signal to control panel | |
| 009 | Not used | |
| 010 | Compressor lock select | |
| 011 | In-car temperature sensor | |
| 012 | Evaporator temperature sensor |