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VW Code 04046

04046 Description And Summary :

This something to do with the intake camshaft timing diesel particulate filter pressure sensor 'a', circuit low causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 3, probe 1 no activity and reductant injection valve bank 1 unit 2, circuit low is the final reason of the code.

04046 Possible Causes:

04046 vw fault code may be caused by one or more of the following:

  • Clutch Position Sensor Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Crankshaft Position Sensor A Circuit Low Input
  • Crankshaft Position Sensor B Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 04046 Code

  • Inspect all the connections a/c refrigerant distribution valve control, circuit high
  • 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