9-3 (9440) L4-2.0L Turbo (2007)
Tire Pressure Module: Description and Operation
Tire Pressure Monitoring Module (753)
Position
Tyre Pressure Monitoring Module (753)
Main function
The main function of the control module is to:
^
Identify each wheel on the vehicle.
^
Monitor tire pressure information and determine if a warning or alarm message it to be triggered.
^
Transmit a warning or alarm message via the I-bus when criteria for such have been fulfilled.
^
Monitor the tire pressure monitoring system if a fault arises, monitor its integral components and transmit information on this via the I-bus.
Type
The control module contains a radio receiver and a radio decoder in order to manage the signal information, and a microprocessor and a "CAN-driver" in
order to be able to communicate with the I-bus.
Power supply, ground and bus communication
Pin
Connection
1
I-bus
2
Not used
3
+30
4
Ground, G33S