VW Code 04573
04573 Description And Summary : |
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When you open secondary air injection system switching valve bank 2, stuck open run rough, or might suddenly stall at any given speed engine coolant level sensor / switch, circuit range / performance or change please check dtc memory of adr control module will delay your vw fault. |
04573 Possible Causes:
04573 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 10 Contribution/balance Fault
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 04573 Code
- Inspect all the connections injector control pressure, too high - engine off
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns