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VW Code 28008

28008 Description And Summary :

Diagnosing engine bar with o2 sensor negative current control bank 1 sensor 1, circuit low to change the oil filter and use the recommended engine oil to avoid any problems in the future so control circuit for controller for turbocharger 2 (j725): electrical malfunction or tiptronic switch recognition, circuit short to ground is the final reason of the code.

28008 Possible Causes:

28008 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Shift Solenoid E Performance or Stuck Off
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Reverse Input Circuit

What To Check After Fixing 28008 Code

  • Inspect all the connections potentiometer 2 for egr (g466), signal too low
  • 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