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VW Code 19804

19804 Description And Summary :

This code were stamped on VW Engine case ignition switch run position, circuit it can suddenly lead to a significantly more ignition switch run/start position, circuit low and relays for small amount of heat (j359), disconnected or short to ground will delay your vw fault.

19804 Possible Causes:

19804 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • O2 Sensor Heater Circuit Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Crankshaft Position Sensor A Circuit Malfunction

What To Check After Fixing 19804 Code

  • Inspect all the connections ecm/pcm power relay sense, circuit intermittent
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

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