Service Tire Pressure System Message
This bulletin involves replacing all of the Tire Pressure Module (TPM) sensors.
The customer may notice a message ?Service Tire Pressure System? displayed on the
cluster. On further inspection, the technician may find one or more of the following
Diagnostic Trouble Codes (DTCs):
NOTE: The cluster will always display the low tire indicator if the tire pressure is
under specification, or if there is a DTC set in the TPM system. If a DTC is set,
the indicator will flash for 75 seconds, and then stay on solid when the
vehicle is started.
? C1501-07 Tire Pressure Sensor 1 - Mechanical Failure.
? C1501-31 Tire Pressure Sensor 1 - No Signal.
? C1502-07 Tire Pressure Sensor 2 - Mechanical Failure.
? C1502-31 Tire Pressure Sensor 2 - No Signal.
? C1503-07 Tire Pressure Sensor 3 - Mechanical Failure.
? C1503-31 Tire Pressure Sensor 3 - No Signal.
? C1504-07 Tire Pressure Sensor 4 - Mechanical Failure.
? C1504-31 Tire Pressure Sensor 4 - No Signal.
