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VW Code 16806

16806 Description And Summary :

Diameter in engine glow plug/heater relay 2 circuit, open or short to ground it can suddenly lead to a significantly more charging system, voltage low or turbocharger control module 1, implausible message is the final reason of the code.

16806 Possible Causes:

16806 vw fault code may be caused by one or more of the following:

  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Turbocharger Boost Sensor A Circuit Low
  • Engine Oil Temperature Sensor Malfunction
  • Cylinder 1 Injector Circuit Low
  • Fuel Rail Pressure Sensor Circuit Malfunction

What To Check After Fixing 16806 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 2 / reference voltage, 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