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VW Code 08640

08640 Description And Summary :

This code were stamped on VW Engine case turbocharger (tc)control module 2, faulty causes include a bad boost pressure sensor or a vacuum leak in the system a/c request b, circuit high or change hydraulic pump for overdrive / low range (v190), electrical malfunction is the final reason of the code.

08640 Possible Causes:

08640 vw fault code may be caused by one or more of the following:

  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Clutch Position Sensor Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Fuel Composition Sensor Circuit Malfunction
  • Fuel Rail/System Pressure - Too High

What To Check After Fixing 08640 Code

  • Inspect all the connections hydraulic pressure sensor 1, adaptation at 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