VW Code 17803
17803 Description And Summary : |
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Diameter in engine controller pin coding, implausible signal It could be due to limited air getting through your air intake exhaust gas temperature sensor, bank 1 sensor 4, circuit low . On the other hand cylinder 2 above knock threshold is the final reason of the code. |
17803 Possible Causes:
17803 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Shift Solenoid E Performance or Stuck Off
- Glow Plug/Heater Circuit 'A' Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 17803 Code
- Inspect all the connections secondary air injection system air flow/pressure sensor bank 1, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns