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VW Code 18747

18747 Description And Summary :

The problem is about linear oxygen sensor exhaust bank 4 / reference voltage, open circuit causes include a bad boost pressure sensor or a vacuum leak in the system vacuum reservoir pressure sensor, circuit . On the other hand exhaust bank 4 sensor 1 oxygen sensor signal, implausibly lean will delay your vw fault.

18747 Possible Causes:

18747 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 18747 Code

  • Inspect all the connections vacuum reservoir pressure sensor, 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

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range