B1215 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1215 – Rear Center Left Sensor Fault

 

B1215 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1215 Possible Causes

 

Dirty Rear Center Left Sensor,Faulty Rear Center Left Sensor,Rear Center Left Sensor harness is open or shorted,Rear Center Left Sensor circuit poor electrical connection

 

B1215 Description

 

The Rear Parking Assistant System (RPAS) has a supersonic sensor which radiates supersonic to rear side of the vehicle to detect supersonic reflected from an obstacle. It consist of 4 sensor and calculates distances between vehicle and obstacle if it detects reflected supersonic. BCM receive the signal of calculated distances by LIN communication. It warns being obstacle to drivers through buzzer or displaying on cluster according to distance from obstacle. Warning level is divided into 3 step. (warning level rises progressively according to distance from obstacle.