Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - HEATING / AIR CONDITIONING
AIR CONDITIONING SYSTEM (for Manual Air Conditioning System) - SYSTEM DIAGRAM
| Transmitter | Receiver | Signal | Communication Line |
| Air conditioning amplifier assembly | ECM | - Air conditioning idle up request signal - Heater idle up request signal - PTC heater idle up request signal* | CAN |
| ECM | Air conditioning amplifier assembly | - Engine speed signal - Engine coolant temperature signal - Air conditioning cut off signal - PTC heater idle up permission signal* | |
| Main body ECU | Air conditioning amplifier assembly | - Destination symbol information signal - Destination package information signal - Steering wheel location information signal | |
| Combination meter assembly | Air conditioning amplifier assembly | Vehicle speed signal | |
| Air conditioning amplifier assembly | Air conditioning control assembly | - Air conditioning control switches condition indication signals - Set temperature indication signal | LIN |
| Air conditioning control assembly | Air conditioning amplifier assembly | Air conditioning control switches signals |
*: w/ PTC Heater