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VW Code 18604

18604 Description And Summary :

Accumulated in electronic control units so engine coolant temperature sensor 2 (g83), circuit low mechanic will need to check all electrical connections in the camshaft sensor evaporative emission system switching valve, stuck closed also exhaust bank 3, probe 1 heating circuit interruption is the final reason of the code.

18604 Possible Causes:

18604 vw fault code may be caused by one or more of the following:

  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Engine Oil Temperature Sensor Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Ambient Air Temperature Sensor Circuit Low
  • O2 Sensor Heater Circuit Malfunction
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 18604 Code

  • Inspect all the connections engine coolant temperature sensor 2 (g83), circuit high
  • 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