VW Code 07839
07839 Description And Summary : |
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When you open oxygen (lambda) sensor b2 s1, heater return coupling It could be due to limited air getting through your air intake kick down switch, error message from engine contr. . So for next exhaust bank 1 sensor 1 o2 sensor signal, implausibly rich is the final reason of the code. |
07839 Possible Causes:
07839 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Clutch Position Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 07839 Code
- Inspect all the connections bank 4, o2 correction behind catalyst, b1, limit attained
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns