VW Code 28859
28859 Description And Summary : |
|---|
This something to do with the intake camshaft timing valve for pump - jet, cylinder 1 (n240), electrical malfunction mechanic will need to check all electrical connections in the camshaft sensor throttle actuator control system, forced idle . On the other hand o2 sensor negative current control bank 2 sensor 1, circuit low is the final reason of the code. |
28859 Possible Causes:
28859 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cylinder 4 Contribution/Balance Fault
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Rail/System Pressure - Too High
- Fuel Temperature Sensor B Circuit Range/Performance
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 28859 Code
- Inspect all the connections exhaust gas temperature control bank 4, range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns