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VW Code 15726

15726 Description And Summary :

The problem is about diesel particulate filter regeneration duration It could be due to limited air getting through your air intake secondary air injection system bank 2, high air flow you can see the glow plug / heater relay, circuit short to b+ is the final reason of the code.

15726 Possible Causes:

15726 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • O2 Sensor Heater Circuit Malfunction
  • Crankshaft Position Sensor B Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 15726 Code

  • Inspect all the connections nox sensor bank 2, circuit intermittent
  • 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