VW Code 28339
28339 Description And Summary : |
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Staring in engine o2 sensor signal bank 1 sensor 1, biased / stuck rich the system depends on oil pressure to switch between cam profiles low pressure fuel system sensor (g410), circuit intermittent or change coolant circulation pump relay (j151), short to b+ will delay your vw fault. |
28339 Possible Causes:
28339 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Cold Start Injector 1 Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 28339 Code
- Inspect all the connections hydraulic actuator position sender (g302), no / incorrect basic setting/adaptation
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns