Diagnostic Aids
WARNING: This page is about a different car, the 2000 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
IPC will default to display all tire pressures as XXX kPa (XX psi) if receiver is unable to receive or send tire pressure. If an open in serial data line to the receiver exists, IPC will display XXX kPa (XX psi) for all tire pressure values and SERVICE TIRE WARN SYS message will be displayed on DIC. When receiver is replaced, program all TPM sensors and RFA transmitters to replacement receiver.