B1A63 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1A63 – Right Solar Sensor Circuit Short

 

B1A63 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1A63 Possible Causes

 

Faulty Right Solar Sensor,Right Solar Sensor harness is open or shorted,Right Solar Sensor circuit poor electrical connection

 

B1A63 Description

 

This Diagnostic Trouble Code (DTC) sets when the control module senses lower than the expected voltage on the Right (RH) sensor feedback circuit, indicating a short to ground.