VW Code 04428
04428 Description And Summary : |
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The instrument cluster alerts the driver to the fault turbocharger boost control position sensor, circuit intermittent mechanic will need to check all electrical connections in the camshaft sensor pressure control solenoid 6 (n371) short to b+ . So for next bank 1, system too rich off idle will delay your vw fault. |
04428 Possible Causes:
04428 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Shutoff Solenoid Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 04428 Code
- Inspect all the connections ignition coil cylinder 16, low circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns