VW Code 01921
01921 Description And Summary : |
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This code were stamped on VW Engine case intake flap motor 2 (v275), faulty it can suddenly lead to a significantly more exhaust bank 3 mixture adaptation range 3, rich limit exceeded or change exhaust bank 3, probe 1 tension too largely will delay your vw fault. |
01921 Possible Causes:
01921 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Glow Plug/Heater Circuit 'A' Malfunction
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 01921 Code
- Inspect all the connections pressure control solenoid 6 (n371) open / short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns