B1B48 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1B48 – Left Rear Outer Parking Aid Sensor

 

B1B48 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1B48 Possible Causes

 

Faulty Left Rear Outer Parking Aid Sensor,Left Rear Outer Parking Aid Sensor harness is open or shorted,Left Rear Outer Parking Aid Sensor circuit poor electrical connection,Faulty Parking Assist Control Module (PAM)(Integral to the Body Control Module (BCM))

 

B1B48 Description

 

The Parking Assist Control Module (PAM) monitors the Left Rear Outer Parking Aid Sensor. A continuous memory and on-demand Diagnostic Trouble Code (DTC) that sets when any of the Left Rear Outer Parking Aid Sensor circuits are open or shorted to ground or signal circuit is shorted to battery voltage or has internally failed or has an incorrect attenuation time.