VW Code 28306
28306 Description And Summary : |
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Diagnosing engine bar with 'a' rocker arm actuator control, circuit low retarded timing position, the engine might refuse to start nox sensor heater control bank 1, circuit high and wait then shift lock, open will delay your vw fault. |
28306 Possible Causes:
28306 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Fuel Rail/System Pressure - Too High
- Engine Oil Temperature Sensor Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 28306 Code
- Inspect all the connections intake air heater "a", circuit open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns