TIRE PRESSURE WARNING SYSTEM SYSTEM DIAGRAM
Tech Tips
Each tire pressure warning valve and transmitter sends its transmitter ID, temperature and tire pressure information to the tire pressure warning ECU and receiver.
| Transmitting ECU (Transmitter) | Receiving ECU | Signal | Communication Method |
|---|---|---|---|
| Combination Meter Assembly | Main Body ECU (Multiplex Network Body ECU) | Vehicle speed signal | CAN communication line |
| Main Body ECU (Multiplex Network Body ECU) | Combination Meter Assembly | Tire pressure warning light signal | CAN communication line |
| Skid control ECU (Master Cylinder Solenoid*1 or Brake Actuator Assembly*2) | Tire Pressure Warning ECU and Receiver | Speed sensor signal | CAN communication line |
*2: for Vacuum Brake Booster