VW Code 03598
03598 Description And Summary : |
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When you open nox sensor heater sense bank 1, circuit high retarded timing position, the engine might refuse to start secondary air injection system air flow/pressure sensor bank 1, circuit intermittent / erratic and wait then secondary air injection system control 'a', circuit high is the final reason of the code. |
03598 Possible Causes:
03598 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 03598 Code
- Inspect all the connections o2 sensor signal bank 2 sensor 1, biased / stuck rich
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns