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VW Code 16401

16401 Description And Summary :

Diameter in engine load signal stuck off It could be due to limited air getting through your air intake fuel injector group 'd' supply voltage, circuit / open you can see the ignition coil cylinder 16, open circuit is the final reason of the code.

16401 Possible Causes:

16401 vw fault code may be caused by one or more of the following:

  • Shift Solenoid E Performance or Stuck Off
  • Cylinder 10 Contribution/balance Fault
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Turbocharger Boost Sensor A Circuit Low
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 16401 Code

  • Inspect all the connections exhaust gas temperature bank 1, too 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