VW Code 02390
02390 Description And Summary : |
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Accumulated in electronic control units so please check dtc memory of brake system ecu run rough, or might suddenly stall at any given speed intake manifold tuning valve (bank 1), stuck closed or change ignition coil 'b' primary control, short to plus will delay your vw fault. |
02390 Possible Causes:
02390 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Temperature Sensor B Circuit Range/Performance
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
What To Check After Fixing 02390 Code
- Inspect all the connections intake manifold flap; bank 1, stuck open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns