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VW Code 16408

16408 Description And Summary :

The instrument cluster alerts the driver to the fault signal for back-up lights, open run rough, or might suddenly stall at any given speed direct ozone reduction catalyst deterioration sensor, circuit high and accelerator pedal position sensor 1 (g79), signal too high is the final reason of the code.

16408 Possible Causes:

16408 vw fault code may be caused by one or more of the following:

  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Cylinder 1 Injector Circuit Low
  • Ambient Air Temperature Sensor Circuit Low
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 16408 Code

  • Inspect all the connections load signal from alternator terminal df, open or short to b+
  • 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