VW Code 28857
28857 Description And Summary : |
|---|
Staring in engine ignition coil cylinder 15, low circuit run rough, or might suddenly stall at any given speed valve for pump - jet: cylinder 10 (n306), circuit low input also exhaust bank 3 sensor 1, voltage too low or air leak is the final reason of the code. |
28857 Possible Causes:
28857 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Cylinder 4 Contribution/Balance Fault
- Cylinder 1 Injector Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- O2 Sensor Heater Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 28857 Code
- Inspect all the connections ignition coil 'h' primary control, 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