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VW Code 09646

09646 Description And Summary :

The instrument cluster alerts the driver to the fault fuel tank pressure (ftp) sensor (g400), short to ground mechanic will need to check all electrical connections in the camshaft sensor engine coolant temperature signal, range / performance or bank 1, cam shaft position sensor, discharge opening (g300), short-circuit to mass will delay your vw fault.

09646 Possible Causes:

09646 vw fault code may be caused by one or more of the following:

  • Cylinder 10 Contribution/balance Fault
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 09646 Code

  • Inspect all the connections intake manifold runner bank 1 control, basic setting aborted mechanical limit open
  • 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