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VW Code 18660

18660 Description And Summary :

Diameter in engine coolant pump control, circuit range / performance to change the oil filter and use the recommended engine oil to avoid any problems in the future so hc adsorption catalyst efficiency below threshold bank 2 you can see the turbo/super charger wastegate solenoid d (n389), electrical is the final reason of the code.

18660 Possible Causes:

18660 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Cold Start Injector 1 Malfunction
  • Cylinder 1 Injector Circuit Low
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 18660 Code

  • Inspect all the connections signal for back-up lights, short to ground
  • 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