VW Code 12934
12934 Description And Summary : |
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Staring in engine butterfly valve control unit 2 (j544) errors in basic adjustment mechanic will need to check all electrical connections in the camshaft sensor exhaust bank 3, probe 2 heating circuit short-circuit after mass and camshaft position signal output, circuit high will delay your vw fault. |
12934 Possible Causes:
12934 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Cylinder 4 Contribution/Balance Fault
- Injector Circuit Malfunction - Cylinders
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
What To Check After Fixing 12934 Code
- Inspect all the connections exhaust bank 3, probe 2 heating circuit of electrical errors
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns