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VW Code 03523

03523 Description And Summary :

The instrument cluster alerts the driver to the fault vehicle speed sensor 'b' causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 1 sensor 1 individual cylinder control, sensor dynamic too low or injector control pressure regulator, circuit low will delay your vw fault.

03523 Possible Causes:

03523 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Ambient Air Temperature Sensor Circuit Low

What To Check After Fixing 03523 Code

  • Inspect all the connections control module defective
  • 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