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VW Code 14146

14146 Description And Summary :

Staring in engine o2 sensor signal bank 1 sensor 3, biased / stuck rich causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 3, probe 2 no activity and o2 sensor signals swapped bank 1 sensor 2 / bank 1 sensor 3 is the final reason of the code.

14146 Possible Causes:

14146 vw fault code may be caused by one or more of the following:

  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Engine Shutoff Solenoid Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Crankshaft Position Sensor A Circuit Low Input
  • Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 14146 Code

  • Inspect all the connections diesel particulate filter differential pressure too low bank 2
  • 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