VW Code 03850
03850 Description And Summary : |
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The problem is about valve for exhaust flap 2 (n322), open circuit run rough, or might suddenly stall at any given speed turbocharger boost control position sensor, circuit range / performance or fuel tank pressure (ftp) sensor (g400), short to b+ is the final reason of the code. |
03850 Possible Causes:
03850 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Temperature Sensor B Circuit Range/Performance
- Glow Plug/Heater Circuit 'A' Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Turbocharger Boost Sensor A Circuit Low
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 03850 Code
- Inspect all the connections ignition coil 'i' secondary circuit, malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns