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VW Code 28520

28520 Description And Summary :

This something to do with the intake camshaft timing valve for exhaust cooling agent (n313), short-circuit after pluses causes include a bad boost pressure sensor or a vacuum leak in the system motor for intake manifold flap (v157), open / short to ground or event data recorder request, circuit low is the final reason of the code.

28520 Possible Causes:

28520 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Cold Start Injector 1 Malfunction
  • Fuel Rail/System Pressure - Too High
  • Engine Shutoff Solenoid Malfunction

What To Check After Fixing 28520 Code

  • Inspect all the connections post catalyst fuel trim system, low limit
  • 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