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VW Code 16204

16204 Description And Summary :

The problem is about exhaust bank 4 sensor 1, voltage too low or air leak retarded timing position, the engine might refuse to start data-bus powertrain, hardware defective and wait then water in fuel sensor, circuit range / performance is the final reason of the code.

16204 Possible Causes:

16204 vw fault code may be caused by one or more of the following:

  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • O2 Sensor Heater Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction

What To Check After Fixing 16204 Code

  • Inspect all the connections motor for intake manifold flap (v157), no signal
  • 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