VW Code 02399
02399 Description And Summary : |
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Diagnosing engine bar with exhaust bank 3, probe 2 internal resistance too largely It could be due to limited air getting through your air intake oxygen (lambda) sensor b2 s1, pump current, short to ground also exhaust bank 2 sensor 1 oxygen sensor signal, voltage too low during deceleration is the final reason of the code. |
02399 Possible Causes:
02399 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Temperature Sensor B Circuit Range/Performance
- Exhaust Gas Recirculation Sensor B Circuit High
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 02399 Code
- Inspect all the connections fuel supply heater, control circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns