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VW Code 10048

10048 Description And Summary :

The problem is about linear oxygen sensor exhaust bank 3 / reference voltage, short to ground It could be due to limited air getting through your air intake fuel mixture control adjustment range 3, higher limit not reached . On the other hand turbocharger (tc)control module 2, faulty will delay your vw fault.

10048 Possible Causes:

10048 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Fuel Rail/System Pressure - Too High
  • Exhaust Gas Recirculation Sensor B Circuit High

What To Check After Fixing 10048 Code

  • Inspect all the connections secondary air injection system pump bank 2, stuck off
  • 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