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VW Code 14070

14070 Description And Summary :

Accumulated in electronic control units so motor for intake manifold flap (v157), short to b+ it can suddenly lead to a significantly more combustion detection during deceleration or nox trap, efficiency below threshold (bank 1) is the final reason of the code.

14070 Possible Causes:

14070 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor B Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Engine Oil Temperature Sensor Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • Exhaust Gas Recirculation Sensor B Circuit High

What To Check After Fixing 14070 Code

  • Inspect all the connections o2 sensor exhaust sample error bank 2 sensor 1
  • 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