U0033 Code: Meaning, Causes, and Symptoms | OBD2 Codes
U0033 – Vehicle Communication Bus A (-) Open
U0033 Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
Vehicle Communication Bus A (-) Open is the generic description for the U0033 code, but the manufacturer may have a different description. Currently we have no further information abouth the U0033 OBDII code.