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

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

OBD Code:
System:
Subsystem:

U0021 Renault – (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:

Renault Vehicle:Renault Megane,Renault Clio,Renault Kangoo,Renault Laguna Coupe,Renault Master,Renault Twingo,Renault Twizy,Renault Symbol,Renault Koleos