VW Code 12506
12506 Description And Summary : |
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Diagnosing engine bar with synchronisation line causes include a bad boost pressure sensor or a vacuum leak in the system intake manifold flap; bank 1, stuck closed you can see the fuel pressure regulator 2 control circuit low is the final reason of the code. |
12506 Possible Causes:
12506 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Injector Circuit Malfunction - Cylinders
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor A Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 12506 Code
- Inspect all the connections power supply (b+) terminal 15, voltage too high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns