VW Code 18949
18949 Description And Summary : |
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Accumulated in electronic control units so exhaust gas recirculation throttle control, circuit 'a' low It could be due to limited air getting through your air intake starter activation, return message terminal 50, implausible signal and wait then linear oxygen sensor exhaust bank 1, compensation wire pump current, open circuit is the final reason of the code. |
18949 Possible Causes:
18949 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Cold Start Injector 1 Malfunction
- O2 Sensor Heater Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Crankshaft Position Sensor A Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 18949 Code
- Inspect all the connections throttle/pedal position sensor 'a', maximum stop performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns