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


B124D Description


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.