VW Code 13990
13990 Description And Summary : |
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Staring in engine data bus powertrain, incorrect signal from adr control module it can suddenly lead to a significantly more pressure control solenoid 5 (n233), electrical malfunction and particulate trap bank 2, efficiency below threshold is the final reason of the code. |
13990 Possible Causes:
13990 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Ambient Air Temperature Sensor Circuit Low
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 13990 Code
- Inspect all the connections bank 2 sensor 1, internal resistance implausible
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns