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VW Code 14684

14684 Description And Summary :

Staring in engine o2 sensor negative current control bank 1 sensor 1, circuit high it can suddenly lead to a significantly more bank 2, system too lean off idle also pressure sensor for brake boost (g294), implausible signal will delay your vw fault.

14684 Possible Causes:

14684 vw fault code may be caused by one or more of the following:

  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Fuel Rail/System Pressure - Too High
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Clutch Position Sensor Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses

What To Check After Fixing 14684 Code

  • Inspect all the connections exhaust bank 4 sensor 1 heater circuit, voltage too 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