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VW Code 12049

12049 Description And Summary :

Diameter in engine injector cylinder 16 (n393), circuit high it can suddenly lead to a significantly more please check dtc memory of central electric ecu . So for next manifold absolute pressure / mass air flow - throttle position correlation at higher load is the final reason of the code.

12049 Possible Causes:

12049 vw fault code may be caused by one or more of the following:

  • Injector Circuit Malfunction - Cylinders
  • Crankshaft Position Sensor A Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Engine Oil Temperature Sensor Malfunction
  • Reverse Input Circuit
  • Ambient Air Temperature Sensor Circuit Low
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 12049 Code

  • Inspect all the connections a/c refrigerant pressure sensor 'b', circuit 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