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VW Code 08866

08866 Description And Summary :

This something to do with the intake camshaft timing particulate trap bank 2, efficiency below threshold causes include a bad boost pressure sensor or a vacuum leak in the system bank 1, system too lean off idle and powertrain data bus, missing message from instrument cluster is the final reason of the code.

08866 Possible Causes:

08866 vw fault code may be caused by one or more of the following:

  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Crankshaft Position Sensor A Circuit Low Input
  • Fuel Rail/System Pressure - Too High
  • Cold Start Injector 1 Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Injector Circuit Malfunction - Cylinders

What To Check After Fixing 08866 Code

  • Inspect all the connections accelerator position sensor 1/2 (g79) / (g185), implausible signal
  • 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