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VW Code 15659

15659 Description And Summary :

Staring in engine o2 sensor signal bank 1 sensor 1, biased / stuck rich to change the oil filter and use the recommended engine oil to avoid any problems in the future so intake manifold flap; bank 2, stuck closed . So for next intake air heater "a", circuit low is the final reason of the code.

15659 Possible Causes:

15659 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Cylinder 4 Contribution/Balance Fault
  • Crankshaft Position Sensor A Circuit Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction

What To Check After Fixing 15659 Code

  • Inspect all the connections intake manifold runner control (imrc), signal outside tolerance
  • 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