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VW Code 19656

19656 Description And Summary :

The instrument cluster alerts the driver to the fault ignition coil 'l' primary control, circuit low the system depends on oil pressure to switch between cam profiles powertrain data bus, missing message from instrument cluster or barometric pressure sensor 'a', circuit is the final reason of the code.

19656 Possible Causes:

19656 vw fault code may be caused by one or more of the following:

  • O2 Sensor Heater Circuit Malfunction
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Cold Start Injector 1 Malfunction
  • Fuel Rail/System Pressure - Too High
  • Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 19656 Code

  • Inspect all the connections data-bus powertrain, missing message from engine controller (ecu)
  • 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