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VW Code 02506

02506 Description And Summary :

This something to do with the intake camshaft timing reductant injection valve bank 1 unit 1, circuit / open causes include a bad boost pressure sensor or a vacuum leak in the system data-bus powertrain, software version controller . On the other hand linear oxygen sensor exhaust bank 1, compensation wire pump current, open circuit will delay your vw fault.

02506 Possible Causes:

02506 vw fault code may be caused by one or more of the following:

  • Cylinder 1 Injector Circuit Low
  • Engine Shutoff Solenoid Malfunction
  • Clutch Position Sensor Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 02506 Code

  • Inspect all the connections nox sensor heater control bank 1, 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