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VW Code 03090

03090 Description And Summary :

This something to do with the intake camshaft timing reductant temperature sensor, circuit causes include a bad boost pressure sensor or a vacuum leak in the system combustion detection during deceleration or intake manifold runner control, default not reached will delay your vw fault.

03090 Possible Causes:

03090 vw fault code may be caused by one or more of the following:

  • Clutch Position Sensor Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Ambient Air Temperature Sensor Circuit Low
  • Crankshaft Position Sensor B Circuit Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Cylinder 1 Injector Circuit Low

What To Check After Fixing 03090 Code

  • Inspect all the connections valve for pump - jet: cylinder 11 (n307), circuit low input
  • 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