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VW Code 01459

01459 Description And Summary :

Staring in engine exhaust bank 3 oxygen sensor before catalyst, heater circuit, regulation at lower limit causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection valve 4 (n385), circuit electrical malfunction . So for next a/c clutch relay, circuit short to b+ will delay your vw fault.

01459 Possible Causes:

01459 vw fault code may be caused by one or more of the following:

  • Ambient Air Temperature Sensor Circuit Low
  • Reverse Input Circuit
  • Fuel Rail/System Pressure - Too High
  • Crankshaft Position Sensor B Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Injector Circuit Malfunction - Cylinders

What To Check After Fixing 01459 Code

  • Inspect all the connections oxygen sensor bank 3 sensor 1, 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