VW Code 15809
15809 Description And Summary : |
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The problem is about injector cylinder 16 (n393), circuit low causes include a bad boost pressure sensor or a vacuum leak in the system engine temperature too low . On the other hand a/c refrigerant pressure sensor 'b', circuit low will delay your vw fault. |
15809 Possible Causes:
15809 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 4 Contribution/Balance Fault
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 15809 Code
- Inspect all the connections system too rich at higher load, bank 1
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns