VW Code 17873
17873 Description And Summary : |
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Diagnosing engine bar with data-bus powertrain, implausible message from engine controller It could be due to limited air getting through your air intake engine coolant temperature signal, open / short to b+ . On the other hand ignition coil 'a' primary control, circuit low is the final reason of the code. |
17873 Possible Causes:
17873 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Injector Circuit Malfunction - Cylinders
- Cylinder 4 Contribution/Balance Fault
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor B Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 17873 Code
- Inspect all the connections fuel cap sensor / switch, 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