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VW Code 01404

01404 Description And Summary :

Diagnosing engine bar with exhaust gas temperature sensor 2 bank 2 (g449), electrical malfunction run rough, or might suddenly stall at any given speed tiptronic switch recognition (f189), open circuit / signal to b+ . So for next vehicle speed signal, error message from instrument cluster will delay your vw fault.

01404 Possible Causes:

01404 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 01404 Code

  • Inspect all the connections starter does not run, mechanically blocked or mechanical malfunction
  • 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