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VW Code 03794

03794 Description And Summary :

The instrument cluster alerts the driver to the fault valve for torque support mount, open circuit causes include a bad boost pressure sensor or a vacuum leak in the system fuel pump "a", low flow / performance and 'a' rocker arm actuator control, circuit low is the final reason of the code.

03794 Possible Causes:

03794 vw fault code may be caused by one or more of the following:

  • O2 Sensor Heater Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 03794 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 2 / common ground wire, 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