B120A Code: Meaning, Causes, and Symptoms | OBD2 Codes

B120A – Passenger Seat Cushion Temperature Sensor

 

B120A Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B120A Possible Causes

 

Faulty Passenger Seat Cushion Temperature Sensor,Passenger Seat Cushion Temperature Sensor harness is open or shorted,Passenger Seat Cushion Temperature Sensor circuit poor electrical connection,Faulty Seat Control Module E (SCME)

 

B120A Description

 

The Seat Control Module E (SCME) monitors the Passenger Seat Cushion Temperature Sensor. The SCME sets the OBDII code when the Passenger Seat Cushion Temperature Sensor is not to factory specifications.