VW Code 15409
15409 Description And Summary : |
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Diameter in engine oxygen sensor b1 s1: heating circuit regulation at upper limit, upper limit exceeded run rough, or might suddenly stall at any given speed intake manifold runner position sensor / switch, circuit bank 1 or change system too lean at higher load, bank 2 is the final reason of the code. |
15409 Possible Causes:
15409 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Cold Start Injector 1 Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Crankshaft Position Sensor A Circuit Low Input
- Crankshaft Position Sensor A Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 15409 Code
- Inspect all the connections pressure control solenoid 1 (n215), 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