U0030 Code: Meaning, Causes, and Symptoms | OBD2 Codes

U0030 – Vehicle Communication Bus A (+) Open

 

U0030 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

U0030 Description

 

Vehicle Communication Bus A (+) Open is the generic description for the U0030 code, but the manufacturer may have a different description. Currently we have no further information abouth the U0030 OBDII code.