U0021 FIAT Low Speed Controller Area Network (CAN) Communication Bus (+) Open

U0021 FIAT Low Speed Controller Area Network (CAN) Communication Bus (+) Open

OBD Code:
System:
Subsystem:

U0021 FIAT – (ASE)
Network Communication
Fuel & Air metering, Auxiliary emission controls

Trouble Code Description: Low Speed Controller Area Network (CAN) Communication Bus (+) Open

Location:
Analysis:

Possible Causes:

Tech description:

Citroen Vehicle:Fiat 500,Fiat Bravo,Fiat Croma,Fiat Grande Punto,Fiat Idea,Fiat Weekend,Fiat Panda