VW Code 10221
10221 Description And Summary : |
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When you open cooling bypass valve, exhaust gas recirculation flow, electrical it can suddenly lead to a significantly more interference in mechatronic module . So for next drive by wire-mil (k132), circuit electrical malfunction will delay your vw fault. |
10221 Possible Causes:
10221 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail/System Pressure - Too High
- Shift Solenoid E Performance or Stuck Off
- Cylinder 4 Contribution/Balance Fault
- O2 Sensor Heater Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 10221 Code
- Inspect all the connections engine coolant bypass valve, control circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns