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VW Code 074

074 Description And Summary :

Diagnosing engine bar with data bus powertrain, implausible message from immobilizer It could be due to limited air getting through your air intake ignition coil cylinder 16, high circuit . On the other hand cylinder 2 above knock threshold is the final reason of the code.

074 Possible Causes:

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

  • Cylinder 4 Contribution/Balance Fault
  • Fuel Composition Sensor Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 074 Code

  • Inspect all the connections pressure control solenoid 6 (n371) open / 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

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