TPMS

TPMS


System Description

During driving, the TPMS (Tire Pressure Monitoring System) receives the signal transmitted from tire pressure sensor installed in each wheel. The BCM (Body Control Module) of this system has pressure judgment and trouble diagnosis functions. When the tire pressure monitoring system detects low inflation pressure or another unusual symptom, the low tire pressure warning lamps in the unified meter and A/C amp. comes on.

SYSTEM DIAGRAM






INPUT/OUTPUT SIGNAL
The signal transmission/reception between units via a communication line is mainly as listed in the following table.






LOW TIRE PRESSURE WARNING LAMP INDICATION CONDITION
Uses CAN communication from the low tire pressure warning control unit to illuminate the low tire pressure warning lamp on the unified meter and A/C amp.