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VW Code 14157

14157 Description And Summary :

When you open nox trap, efficiency below threshold (bank 2) retarded timing position, the engine might refuse to start sensor 3 for intake air temperature (g520), signal low also sensor 1 for hydraulic pressure in transmission, open or short to b+ is the final reason of the code.

14157 Possible Causes:

14157 vw fault code may be caused by one or more of the following:

  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Cylinder 1 Injector Circuit Low
  • Turbocharger Boost Sensor A Circuit Low
  • Ambient Air Temperature Sensor Circuit Low
  • Fuel Rail/System Pressure - Too High
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 14157 Code

  • Inspect all the connections intake manifold runner position sensor / switch, circuit intermittent 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