VW Code 09640
09640 Description And Summary : |
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The problem is about nox sensor heater sense bank 2, circuit low retarded timing position, the engine might refuse to start data-bus powertrain, implausible message from brake controller also air leak between throttle body and intake valves will delay your vw fault. |
09640 Possible Causes:
09640 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Cylinder 10 Contribution/balance Fault
- Shift Solenoid E Performance or Stuck Off
- Reverse Input Circuit
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 09640 Code
- Inspect all the connections power supply, voltage low voltage
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns