VW Code 12001
12001 Description And Summary : |
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The problem is about fuel pump, electronics faulty to change the oil filter and use the recommended engine oil to avoid any problems in the future so ignition coil 'i' secondary circuit, malfunction and wait then throttle/fuel inhibit, circuit low will delay your vw fault. |
12001 Possible Causes:
12001 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Clutch Position Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Reverse Input Circuit
- Shift Solenoid E Performance or Stuck Off
- Crankshaft Position Sensor B Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 12001 Code
- Inspect all the connections nox sensor bank 1, 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