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VW Code 16804

16804 Description And Summary :

Diameter in engine valve for pump - jet: cylinder 10 (n306), circuit low input causes include a bad boost pressure sensor or a vacuum leak in the system ignition coil 'c' primary control, short to plus . On the other hand control circuit for controller for turbocharger 1 (j724): electrical malfunction is the final reason of the code.

16804 Possible Causes:

16804 vw fault code may be caused by one or more of the following:

  • Cold Start Injector 1 Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 16804 Code

  • Inspect all the connections diesel particulate filter pressure sensor 'b', circuit high
  • 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

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VW 65200 - 65540 Code Range