VW Code 28834
28834 Description And Summary : |
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This code were stamped on VW Engine case radiator exhaust control 1, short-circuit after pluses it can suddenly lead to a significantly more oxygen (lambda) sensor b3 s1, heater return coupling also nox sensor heater sense bank 1, circuit high is the final reason of the code. |
28834 Possible Causes:
28834 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- O2 Sensor Heater Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 28834 Code
- Inspect all the connections throttle/fuel inhibit, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns