logo

VW Code 18520

18520 Description And Summary :

When you open 'b' rocker arm actuator control, circuit low the system depends on oil pressure to switch between cam profiles ignition coil 'g' primary control, circuit low . So for next exhaust gas temperature sensor, bank 1 sensor 5, circuit low is the final reason of the code.

18520 Possible Causes:

18520 vw fault code may be caused by one or more of the following:

  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Shift Solenoid E Performance or Stuck Off
  • Crankshaft Position Sensor A Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Cylinder 4 Contribution/Balance Fault
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 18520 Code

  • Inspect all the connections exhaust gas temperature sensor, bank 1 sensor 5, 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