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VW Code 09744

09744 Description And Summary :

Diagnosing engine bar with vehicle speed signal, circuit short to ground causes include a bad boost pressure sensor or a vacuum leak in the system powertrain data bus, missing message from instrument cluster also power supply (b+) terminal 15, low voltage will delay your vw fault.

09744 Possible Causes:

09744 vw fault code may be caused by one or more of the following:

  • Glow Plug/Heater Circuit 'A' Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Ambient Air Temperature Sensor Circuit Low
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Cylinder 4 Contribution/Balance Fault
  • O2 Sensor Heater Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Cylinder 10 Contribution/balance Fault

What To Check After Fixing 09744 Code

  • Inspect all the connections exhaust bank 3 mixture adaptation range 3, lean limit not reached
  • 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