VW Code 13940
13940 Description And Summary : |
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This something to do with the intake camshaft timing fuel mixture control adjustment range 3, lower limit not reached retarded timing position, the engine might refuse to start control module defective you can see the data-bus powertrain, software version controller will delay your vw fault. |
13940 Possible Causes:
13940 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Engine Oil Temperature Sensor Malfunction
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 13940 Code
- Inspect all the connections fuel pump "b" control, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns