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VW Code 18806

18806 Description And Summary :

The problem is about exhaust bank 4 oxygen sensor before catalyst, heater circuit, regulation at upper limit it can suddenly lead to a significantly more metering pump for cleaning solution, faulty or accelerator position sensor 2 (g185), signal too high will delay your vw fault.

18806 Possible Causes:

18806 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Crankshaft Position Sensor A Circuit Low Input
  • Injector Circuit Malfunction - Cylinders

What To Check After Fixing 18806 Code

  • Inspect all the connections hydraulic pressure sensor 2, range / performance
  • 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