C1503 Code: Meaning, Causes, and Symptoms | OBD2 Codes
C1503 – Tire Pressure Sensor 3
C1503 Possible Symptoms
Anti-Lock Brake System (ABS) Warning Light ON,Tire Pressure Monitor System (TPMS) Warning Light ON
C1503 Possible Causes
Faulty Tire Pressure Sensor,Tire Pressure Sensor harness is open or shorted,Tire Pressure Sensor circuit poor electrical connection
The Right Front Hub will monitor the signals from the active road tire Tire Pressure Monitor (TPM) Sensors. This code sets if pressure, temperature, or acceleration data is not received or cannot be accurately decoded for a maximum of 20 minutes.