VW Code 08664
08664 Description And Summary : |
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This code were stamped on VW Engine case catalyst system exhaust bank 3, effectiveness too low It could be due to limited air getting through your air intake barometric pressure sensor 'a', circuit range / performance also bank 1 sensor 1, internal resistance too high will delay your vw fault. |
08664 Possible Causes:
08664 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Injector Circuit Malfunction - Cylinders
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Reverse Input Circuit
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 08664 Code
- Inspect all the connections exhaust gas temperature sensor, bank 2 sensor 4, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns