VW Code 15304
15304 Description And Summary : |
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Diameter in engine evaporative emission system leak detection pump control, circuit low causes include a bad boost pressure sensor or a vacuum leak in the system reductant injection air pressure sensor 'a', circuit you can see the ignition switch run/start position, circuit low is the final reason of the code. |
15304 Possible Causes:
15304 vw fault code may be caused by one or more of the following:
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Temperature Sensor B Circuit Range/Performance
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 15304 Code
- Inspect all the connections generator shut-off, open or short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns