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VW Code 18577

18577 Description And Summary :

This code were stamped on VW Engine case valve for pump - jet: cylinder 8 (n304), regulation range exceeded the system depends on oil pressure to switch between cam profiles nox sensor heater sense bank 2, circuit intermittent and wait then accelerator pedal position sensor 1 (g79), signal too low is the final reason of the code.

18577 Possible Causes:

18577 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Reverse Input Circuit
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 18577 Code

  • Inspect all the connections direct ozone reduction catalyst deterioration sensor, 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