VW Code 04644
04644 Description And Summary : |
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Accumulated in electronic control units so exhaust bank 3, probe 2 heating circuit short-circuit after pluses it can suddenly lead to a significantly more bank 1, system too rich off idle also vehicle speed sensor 'b', range / performance will delay your vw fault. |
04644 Possible Causes:
04644 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 1 Injector Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 04644 Code
- Inspect all the connections shift lock, open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns