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

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

OBD Code:
System:
Subsystem:
 U0021 JEEP – (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:

JEEP Vehicle:JEEP Commander,JEEP Compass,JEEP Grand Cherokee,JEEP Liberty,JEEP Patriot,JEEP Wrangler,JEEP Wrangler Unlimited,
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