B124D Code: Meaning, Causes, and Symptoms | OBD2 Codes
B124D – Tire Pressure Sensor General Signal Failure
B124D Possible Symptoms
Tire Pressure Monitor System (TPMS) Warning Light ON
B124D Possible Causes
Faulty Tire Pressure Sensor,Faulty Body Control Module (BCM),Body Control Module (BCM) harness is open or shorted,Body Control Module (BCM) circuit poor electrical connection
The Body Control Module (BCM) monitors the Tire Pressure Sensor. The OBDII code is set by the BCM in continuous memory when 1, 2 or 3 of the tire pressure sensors are faulted or not responding, or when data is not received by the BCM.