U0004 Cadillac High Speed Controller Area Network (CAN) Communication Bus (+) Low

U0004 Cadillac High Speed Controller Area Network (CAN) Communication Bus (+) Low

OBD Code:
System:
Subsystem:
 U0004 Cadillac – (ASE)
 Network Communication
 Fuel & Air metering, Auxiliary emission controls

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


Location:
Analysis:

Possible Causes:

 
 

 

Tech description:

Cadillac Vehicle:Cadillac CTS Coupe, Cadillac CTS-V Coupe , Cadillac Eldorado , Cadillac Escalade EXT , Cadillac ATS , Cadillac CTS , Cadillac CTS Sedan , Cadillac CTS Sport Sedan , Cadillac CTS-V , Cadillac CTS-V Sedan , Cadillac Catera , Cadillac DTS , Cadillac DeVille , Cadillac STS-V , Cadillac STS , Cadillac Seville , Cadillac XTS , Cadillac XLR , Cadillac XLR Platinum , Cadillac Escalade , Cadillac SRX