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VW Code 07789

07789 Description And Summary :

Diameter in engine ignition coil 'j' primary control, short to plus it can suddenly lead to a significantly more pressure sensor for brake boost (g294), short to plus or activation 2-unit injector valve, electrical malfunction is the final reason of the code.

07789 Possible Causes:

07789 vw fault code may be caused by one or more of the following:

  • Shift Solenoid E Performance or Stuck Off
  • Cylinder 1 Injector Circuit Low
  • Cold Start Injector 1 Malfunction
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Injector Circuit Malfunction - Cylinders
  • Ambient Air Temperature Sensor Circuit Low

What To Check After Fixing 07789 Code

  • Inspect all the connections fuel cap sensor / switch, 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