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VW Code 04842

04842 Description And Summary :

Staring in engine 'b' rocker arm actuator control, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system throttle/pedal position sensor a, circuit error message from engine controller or change turbocharger control module, faulty will delay your vw fault.

04842 Possible Causes:

04842 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Cylinder 4 Contribution/Balance Fault
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Clutch Position Sensor Circuit Malfunction

What To Check After Fixing 04842 Code

  • Inspect all the connections intake air temperature sensor 1/2 correlation
  • 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