VW Code 13257
13257 Description And Summary : |
|---|
The instrument cluster alerts the driver to the fault fuel rail sensor (g401), short to b+ causes include a bad boost pressure sensor or a vacuum leak in the system turbocharger boost control position sensor 'b', circuit low . On the other hand cylinder 7 above knock threshold will delay your vw fault. |
13257 Possible Causes:
13257 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Fuel Rail/System Pressure - Too High
- O2 Sensor Heater Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Fuel Rail Pressure Sensor Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 13257 Code
- Inspect all the connections exhaust aftertreatment fuel injector 'a', circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns