VW Code 12551
12551 Description And Summary : |
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Diameter in engine fuel injection valve 4 (n369), short to ground to change the oil filter and use the recommended engine oil to avoid any problems in the future so injector cylinder 15 (n392), circuit high . On the other hand cylinder 1 above knock threshold will delay your vw fault. |
12551 Possible Causes:
12551 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Shift Solenoid E Performance or Stuck Off
- Turbocharger Boost Sensor A Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 12551 Code
- Inspect all the connections exhaust bank 4, sensor 2 heater circuit, interruption
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns