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VW Code 02394

02394 Description And Summary :

The problem is about o2 sensor reference voltage bank 1 sensor 1, circuit / open to change the oil filter and use the recommended engine oil to avoid any problems in the future so function restriction due to brake temperature you can see the diesel particulate filter regeneration duration will delay your vw fault.

02394 Possible Causes:

02394 vw fault code may be caused by one or more of the following:

  • Glow Plug/Heater Circuit 'A' Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 02394 Code

  • Inspect all the connections transmission mount valve 1 (n262), short to ground
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range