VW Code 12303
12303 Description And Summary : |
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The problem is about angle sensors 1 for butterfly valve drive 2 (g297), signal too small it can suddenly lead to a significantly more throttle actuator control motor, circuit low or change injector control pressure sensor, circuit low is the final reason of the code. |
12303 Possible Causes:
12303 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Shift Solenoid E Performance or Stuck Off
- O2 Sensor Heater Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 12303 Code
- Inspect all the connections tiptronic switch recognition, circuit short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns