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VW Code 02551

02551 Description And Summary :

When you open signal line for tiptronic: electrical malfunction causes include a bad boost pressure sensor or a vacuum leak in the system charge pressure fan relay (j712), short to ground+ . So for next speed signal error message of the abs controller will delay your vw fault.

02551 Possible Causes:

02551 vw fault code may be caused by one or more of the following:

  • Cold Start Injector 1 Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Shift Solenoid E Performance or Stuck Off
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 02551 Code

  • Inspect all the connections ignition coil 'c' secondary circuit, malfunction
  • 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