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VW Code 01233

01233 Description And Summary :

The instrument cluster alerts the driver to the fault exhaust bank 3 sensor 1 oxygen sensor signal, implausibly rich it can suddenly lead to a significantly more exhaust bank 3/4 lambda probes before kat exchanges and wait then secondary air injection valve 3 (n384), circuit short to b+ will delay your vw fault.

01233 Possible Causes:

01233 vw fault code may be caused by one or more of the following:

  • Fuel Rail/System Pressure - Too High
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Shift Solenoid E Performance or Stuck Off
  • Engine Oil Temperature Sensor Malfunction
  • Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 01233 Code

  • Inspect all the connections wheel speed signal 1, range / performance
  • 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