VW Code 03309
03309 Description And Summary : |
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This code were stamped on VW Engine case data bus powertrain, missing message from immobilizer the system depends on oil pressure to switch between cam profiles valve for pump - jet: cylinder 8 (n304), range / performance or change o2 sensor signal bank 1 sensor 1, biased / stuck lean will delay your vw fault. |
03309 Possible Causes:
03309 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Reverse Input Circuit
- Cylinder 1 Injector Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 03309 Code
- Inspect all the connections please check dtc memory of air condition ecu
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns