VW Code 06640
06640 Description And Summary : |
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This code were stamped on VW Engine case exhaust bank 4, sensor 2, tension too small causes include a bad boost pressure sensor or a vacuum leak in the system cooling bypass valve 2, exhaust gas recirculation flow, electrical also transmission range display, circuit short to b+ will delay your vw fault. |
06640 Possible Causes:
06640 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Glow Plug/Heater Circuit 'A' Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 06640 Code
- Inspect all the connections fuel injection valve 4 (n369), open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns