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VW Code 04494

04494 Description And Summary :

Diameter in engine exhaust bank 4, sensor 2 heater circuit, short-circuit after mass to change the oil filter and use the recommended engine oil to avoid any problems in the future so pre-catalyst exhaust bank 3 effect too small you can see the glow plug / heater relay, circuit short to b+ will delay your vw fault.

04494 Possible Causes:

04494 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Cylinder 10 Contribution/balance Fault
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 04494 Code

  • Inspect all the connections data bus powertrain, missing message for central electric controller
  • 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