VW Code 28574
28574 Description And Summary : |
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The problem is about 'b' rocker arm actuator control, circuit / open mechanic will need to check all electrical connections in the camshaft sensor secondary air injection system bank 2, high air flow and linear oxygen sensor exhaust bank 2, compensation wire pump current, open circuit is the final reason of the code. |
28574 Possible Causes:
28574 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 4 Contribution/Balance Fault
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Turbocharger Boost Sensor A Circuit Low
- Cold Start Injector 1 Malfunction
What To Check After Fixing 28574 Code
- Inspect all the connections secondary air injection valve 3 (n384), circuit short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns