VW Code 05256
05256 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust aftertreatment fuel injector 'a', circuit low causes include a bad boost pressure sensor or a vacuum leak in the system ecm/pcm power input, signal intermittent you can see the ignition coil 'j' primary control, circuit low will delay your vw fault. |
05256 Possible Causes:
05256 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 05256 Code
- Inspect all the connections evaporative emission system leak detection pump sense, circut high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns