DF394 Renault Catalytic converter operating fault

DF394  Renault Catalytic Converter  

Functional 

fault Component in Poor Condititon

Renault Duster DTC trouble code error DF394

 Catalytic converter sensor showing error

                  Possible Causes On This Error Code

Check Engine Light On Dashboard Meter

Car Engine Missing  Misfiring Problem, and 

, pickup problems ,mileage issues

 

•  Check Catalytic Converter Clean Or Not
• 
  
• Check Sensor Harness Connector Damage 
• 
  
• Check Sensor Wiring Connectors
• 
  
• Check Catalytic Converter Sensors
• 
  
• Clear Error Trouble Code 
• 
  
• Check Current Voltage On Sensor
• 
  
• Check Engine Control Unit (ECU) Power Supply 
•