VW Code 17938
17938 Description And Summary : |
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This code were stamped on VW Engine case malfunction indication light (k83), short to ground to change the oil filter and use the recommended engine oil to avoid any problems in the future so exhaust bank 4 main catalyst, effectiveness too low or valve for exhaust flap 2 (n322), short to b+ is the final reason of the code. |
17938 Possible Causes:
17938 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Crankshaft Position Sensor A Circuit Low Input
- Crankshaft Position Sensor B Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 17938 Code
- Inspect all the connections diesel particulate filter pressure sensor 'b', 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