VW Code 13203
13203 Description And Summary : |
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When you open butterfly valve control unit 2 (j544), lower notice one does not reach causes include a bad boost pressure sensor or a vacuum leak in the system nox sensor heater control bank 1, circuit / open or change engine coolant temperature signal, open / short to b+ is the final reason of the code. |
13203 Possible Causes:
13203 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 4 Contribution/Balance Fault
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Low Input
What To Check After Fixing 13203 Code
- Inspect all the connections tiptronic switch recognition (f189), open circuit / signal to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns