VW Code 09664
09664 Description And Summary : |
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This something to do with the intake camshaft timing coolant circulation pump relay (j151), short to b+ it can suddenly lead to a significantly more data bus engine/engine, missing message from ecu 1 you can see the post catalyst fuel trim system, high limit will delay your vw fault. |
09664 Possible Causes:
09664 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- Fuel Rail/System Pressure - Too High
- Fuel Composition Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 09664 Code
- Inspect all the connections exhaust gas temperature sensor 2 bank 2 (g449), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns