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VW Code 04781

04781 Description And Summary :

When you open controller for radiator exhaust oh run (j138), short-circuit after pluses It could be due to limited air getting through your air intake data bus powertrain, implausible message of the control module central electrics . On the other hand valve for pump - jet: cylinder 9 (n305), regulation range exceeded is the final reason of the code.

04781 Possible Causes:

04781 vw fault code may be caused by one or more of the following:

  • Fuel Temperature Sensor B Circuit Range/Performance
  • O2 Sensor Heater Circuit Malfunction
  • Cylinder 1 Injector Circuit Low
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Cylinder 10 Contribution/balance Fault
  • Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 04781 Code

  • Inspect all the connections intake manifold runner position sensor / switch, circuit high bank 2
  • 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