Tire Pressure Module: Description and Operation

Control module, tire pressure monitoring (753)

Location

Main function





The main function of the control module is to:
^ Identify each respective wheel on the vehicle.
^ Monitor tire pressure information and calculate whether a warning or alarm message should be sent.
^ Send warning or alarm messages via the I-bus when criteria for this have been fulfilled.
^ Monitor the tire pressure monitoring system and its internal components and if faults arise send information on them via the I-bus.

Type
The control module contains a radio receiver, a radio decoder to process the signal information, a microprocessor and a "CAN driver" to enable communication on the I-bus.

Power supply, ground and bus communication

Pin Connection
1 I-bus
2 Not used
3 +30
4 Ground, G33S