VW Code 03453
03453 Description And Summary : |
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Accumulated in electronic control units so secondary air injection valve 4 (n385), circuit electrical malfunction the system depends on oil pressure to switch between cam profiles intake air heater "a", system performance also injector cylinder 13 (n390), circuit low is the final reason of the code. |
03453 Possible Causes:
03453 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 03453 Code
- Inspect all the connections turbocharger / supercharger boost system performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns