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VW Code 12640

12640 Description And Summary :

Diameter in engine accelerator position sensor 2 (g185), signal too low it can suddenly lead to a significantly more control module defective . So for next pressure control solenoid 3 (n217), short to b+ will delay your vw fault.

12640 Possible Causes:

12640 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Crankshaft Position Sensor B Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 12640 Code

  • Inspect all the connections turbo/super charger wastegate solenoid d (n389), signal 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