VW Code 01971
01971 Description And Summary : |
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Diagnosing engine bar with ignition coil 'h' primary control, short to plus run rough, or might suddenly stall at any given speed turbocharger / supercharger boost pressure not detected - mechanical or turbo/super charger wastegate solenoid c (n388), signal high will delay your vw fault. |
01971 Possible Causes:
01971 vw fault code may be caused by one or more of the following:
- Turbocharger Boost Sensor A Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Temperature Sensor B Circuit Range/Performance
- Crankshaft Position Sensor B Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 01971 Code
- Inspect all the connections angle sensors 1 for butterfly valve drive 2 (g297), signal too small
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns