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VW Code 03063

03063 Description And Summary :

The instrument cluster alerts the driver to the fault oxygen (lambda) sensor b4 s1, heater return coupling to change the oil filter and use the recommended engine oil to avoid any problems in the future so secondary air injection system switching valve bank 1, stuck open and wait then coolant fan control module 2, malfunction will delay your vw fault.

03063 Possible Causes:

03063 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor B Circuit Malfunction
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Cylinder 1 Injector Circuit Low
  • Clutch Position Sensor Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 03063 Code

  • Inspect all the connections secondary air injection valve 3 (n384), circuit short to ground
  • 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