VW Code 12591
12591 Description And Summary : |
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Diagnosing engine bar with fuel shutoff valve "b" control, circuit / open retarded timing position, the engine might refuse to start reductant injection valve bank 1 unit 1, circuit / open or change ignition coil cylinder 14, low circuit will delay your vw fault. |
12591 Possible Causes:
12591 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
- Injector Circuit Malfunction - Cylinders
- Crankshaft Position Sensor B Circuit Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 12591 Code
- Inspect all the connections fuel pressure regulator 2 control circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns