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VW Code 18820

18820 Description And Summary :

This code were stamped on VW Engine case coolant degassing valve, control circuit low it can suddenly lead to a significantly more transmission range display, circuit short to ground . On the other hand exhaust bank 3, probe 1 heating circuit interruption is the final reason of the code.

18820 Possible Causes:

18820 vw fault code may be caused by one or more of the following:

  • Clutch Position Sensor Circuit Malfunction
  • Cylinder 1 Injector Circuit Low
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 18820 Code

  • Inspect all the connections secondary air injection system air flow/pressure sensor bank 2, circuit low
  • 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