B1327 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1327 – Device Power 1 Circuit Low

 

B1327 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1327 Possible Causes

 

Low battery voltage,Faulty Body Control Module (BCM),Body Control Module (BCM) harness is open or shorted,Body Control Module (BCM) circuit poor electrical connection

 

B1327 Description

 

The Body Control Module (BCM) has an internal voltage sensor with a dedicated circuit that checks the battery positive voltage and battery negative circuit voltage to determine if it is above 8.7 volts.