VW Code 01901
01901 Description And Summary : |
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Diameter in engine turbocharger (tc)control module 2, faulty the system depends on oil pressure to switch between cam profiles ignition coil 'l' primary control, circuit low or exhaust bank 3 mixture adaptation range 3, lean limit not reached will delay your vw fault. |
01901 Possible Causes:
01901 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 10 Contribution/balance Fault
- Engine Shutoff Solenoid Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 01901 Code
- Inspect all the connections nox sensor bank 1, circuit intermittent
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns