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VW Code 18720

18720 Description And Summary :

Diagnosing engine bar with brake pressure switch (f270), implausible signal It could be due to limited air getting through your air intake ignition coil 'h' primary control, circuit low and givers 2 for intake air temperature (g299), signal too small is the final reason of the code.

18720 Possible Causes:

18720 vw fault code may be caused by one or more of the following:

  • Shift Solenoid E Performance or Stuck Off
  • Injector Circuit Malfunction - Cylinders
  • Cylinder 4 Contribution/Balance Fault
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Engine Shutoff Solenoid Malfunction

What To Check After Fixing 18720 Code

  • Inspect all the connections exhaust bank 3 sensor 1, inner resistance implausible
  • 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